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</div></div><div align="center" class="tochead"><h1>14. FEJEZET: Egyenletek I. (teszt)</h1></div>
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<div class="feladat"><b>Feladat: 14.1.</b><br /> <a name="algI_szinszam_01_teszt_01" /><a href="bib_box.php?mode=sne---j-&amp;citation_num=" target="bib_box" onclick="mutat('bib_box.php?mode=sne---j-&amp;citation_num='); return false;"></a>Alább megadjuk, hogy az <m:math xmlns="http://www.w3.org/1998/Math/MathML">

<m:mrow><m:mn>1</m:mn><m:mo>-</m:mo><m:mn>0</m:mn><m:mo>,</m:mo><m:mn>5</m:mn><m:mo>&middot;</m:mo><m:mi>x</m:mi></m:mrow></m:math> kifejezés mely <m:math xmlns="http://www.w3.org/1998/Math/MathML">

<m:mrow><m:mi>x</m:mi></m:mrow></m:math> számok esetén negatív, nulla, illetve pozitív (ebben a sorrendben). Melyik válasz a helyes?

<br /><b>A)</b>&nbsp;&nbsp;&nbsp; <m:math xmlns="http://www.w3.org/1998/Math/MathML">

<m:mrow><m:mi>x</m:mi><m:mo>&lt;</m:mo><m:mn>2</m:mn></m:mrow></m:math>, &nbsp;&nbsp;&nbsp; <m:math xmlns="http://www.w3.org/1998/Math/MathML">

<m:mrow><m:mi>x</m:mi><m:mo>=</m:mo><m:mn>2</m:mn></m:mrow></m:math>, &nbsp;&nbsp;&nbsp; <m:math xmlns="http://www.w3.org/1998/Math/MathML">

<m:mrow><m:mn>2</m:mn><m:mo>&lt;</m:mo><m:mi>x</m:mi></m:mrow></m:math>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<b>B)</b>&nbsp;&nbsp;&nbsp; <m:math xmlns="http://www.w3.org/1998/Math/MathML">

<m:mrow><m:mi>x</m:mi><m:mo>&lt;</m:mo><m:mo>-</m:mo><m:mn>2</m:mn></m:mrow></m:math>, &nbsp;&nbsp;&nbsp; <m:math xmlns="http://www.w3.org/1998/Math/MathML">

<m:mrow><m:mi>x</m:mi><m:mo>=</m:mo><m:mo>-</m:mo><m:mn>2</m:mn></m:mrow></m:math>, &nbsp;&nbsp;&nbsp; <m:math xmlns="http://www.w3.org/1998/Math/MathML">

<m:mrow><m:mo>-</m:mo><m:mn>2</m:mn><m:mo>&lt;</m:mo><m:mi>x</m:mi></m:mrow></m:math>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; <b>C)</b>&nbsp;&nbsp;&nbsp; <m:math xmlns="http://www.w3.org/1998/Math/MathML">

<m:mrow><m:mn>2</m:mn><m:mo>&lt;</m:mo><m:mi>x</m:mi></m:mrow></m:math>, &nbsp;&nbsp;&nbsp; <m:math xmlns="http://www.w3.org/1998/Math/MathML">

<m:mrow><m:mi>x</m:mi><m:mo>=</m:mo><m:mn>2</m:mn></m:mrow></m:math>, &nbsp;&nbsp;&nbsp; <m:math xmlns="http://www.w3.org/1998/Math/MathML">

<m:mrow><m:mi>x</m:mi><m:mo>&lt;</m:mo><m:mn>2</m:mn></m:mrow></m:math>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; <b>D)</b>&nbsp;&nbsp;&nbsp; <m:math xmlns="http://www.w3.org/1998/Math/MathML">

<m:mrow><m:mo>-</m:mo><m:mn>2</m:mn><m:mo>&lt;</m:mo><m:mi>x</m:mi></m:mrow></m:math>, &nbsp;&nbsp;&nbsp; <m:math xmlns="http://www.w3.org/1998/Math/MathML">

<m:mrow><m:mi>x</m:mi><m:mo>=</m:mo><m:mo>-</m:mo><m:mn>2</m:mn></m:mrow></m:math>, &nbsp;&nbsp;&nbsp; <m:math xmlns="http://www.w3.org/1998/Math/MathML">

<m:mrow><m:mi>x</m:mi><m:mo>&lt;</m:mo><m:mo>-</m:mo><m:mn>2</m:mn></m:mrow></m:math> &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<b>E)</b>&nbsp;&nbsp;&nbsp; egyik sem<br />

y default: it reads from stdin and writes to stdout.

But a non-switch argument specifies the file[.tex] to translate to file.xml.

Diagnostics concerning unknown or untranslated constructs are sent to stderr.

<div class="p"><!----></div>

  Obtain USAGE </td><td width="150">

 switch information by:   ttm -?

  Obtain QUALIFICATIONS by:               ttm -?q

<div class="p"><!----></div>

TtM may be used and distributed under the terms of the GPL version 2.
<br />&nbsp;<br /><div align="right">[ <a class="link" href="exercise_box.php?mode=sne-s-j-&amp;label=A.I%3A%3AalgI_szinszam_01_teszt_01" target="_blank" onclick="mutat('exercise_box.php?mode=sne-s-j-&amp;label=A.I%3A%3AalgI_szinszam_01_teszt_01'); return false;">&nbsp;Megoldás&nbsp;</a>&nbsp;] </div></div>

<div class="feladat"><b>Feladat: 14.2.</b><br /> <a name="arialg_HA_048a_teszt_02" /><a href="bib_box.php?mode=sne---j-&amp;citation_num=" target="bib_box" onclick="mutat('bib_box.php?mode=sne---j-&amp;citation_num='); return false;"></a>Oldjuk meg fejben az alábbi egyenleteket! Melyiknek a megoldása a legnagyobb szám?

<br /><b>A)</b>&nbsp;&nbsp;&nbsp; <m:math xmlns="http://www.w3.org/1998/Math/MathML">

<m:mrow><m:mn>2007</m:mn><m:mo>-</m:mo><m:mo stretchy="false">(</m:mo><m:mn>1199</m:mn><m:mo>+</m:mo><m:mi>x</m:mi><m:mo stretchy="false">)</m:mo><m:mo>=</m:mo><m:mn>500</m:mn></m:mrow></m:math>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<b>B)</b>&nbsp;&nbsp;&nbsp; <m:math xmlns="http://www.w3.org/1998/Math/MathML">

<m:mrow><m:mn>2007</m:mn><m:mo>-</m:mo><m:mo stretchy="false">(</m:mo><m:mn>1200</m:mn><m:mo>+</m:mo><m:mi>y</m:mi><m:mo stretchy="false">)</m:mo><m:mo>=</m:mo><m:mn>500</m:mn></m:mrow></m:math>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; <b>C)</b>&nbsp;&nbsp;&nbsp; <m:math xmlns="http://www.w3.org/1998/Math/MathML">

<m:mrow><m:mn>2008</m:mn><m:mo>-</m:mo><m:mo stretchy="false">(</m:mo><m:mn>1199</m:mn><m:mo>+</m:mo><m:mi>z</m:mi><m:mo stretchy="false">)</m:mo><m:mo>=</m:mo><m:mn>500</m:mn></m:mrow></m:math>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; <b>D)</b>&nbsp;&nbsp;&nbsp; <m:math xmlns="http://www.w3.org/1998/Math/MathML">

<m:mrow><m:mn>2005</m:mn><m:mo>-</m:mo><m:mo stretchy="false">(</m:mo><m:mn>1199</m:mn><m:mo>+</m:mo><m:mi>u</m:mi><m:mo stretchy="false">)</m:mo><m:mo>=</m:mo><m:mn>501</m:mn></m:mrow></m:math> &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<b>E)</b>&nbsp;&nbsp;&nbsp; <m:math xmlns="http://www.w3.org/1998/Math/MathML">

<m:mrow><m:mn>2008</m:mn><m:mo>-</m:mo><m:mo stretchy="false">(</m:mo><m:mn>1199</m:mn><m:mo>+</m:mo><m:mi>v</m:mi><m:mo stretchy="false">)</m:mo><m:mo>=</m:mo><m:mn>504</m:mn></m:mrow></m:math><br />

y default: it reads from stdin and writes to stdout.

But a non-switch argument specifies the file[.tex] to translate to file.xml.

Diagnostics concerning unknown or untranslated constructs are sent to stderr.

<div class="p"><!----></div>

  Obtain USAGE </td><td width="150">

 switch information by:   ttm -?

  Obtain QUALIFICATIONS by:               ttm -?q

<div class="p"><!----></div>

TtM may be used and distributed under the terms of the GPL version 2.
<br />&nbsp;<br /><div align="right">[ <a class="link" href="exercise_box.php?mode=sne-s-j-&amp;label=A.I%3A%3Aarialg_HA_048a_teszt_02" target="_blank" onclick="mutat('exercise_box.php?mode=sne-s-j-&amp;label=A.I%3A%3Aarialg_HA_048a_teszt_02'); return false;">&nbsp;Megoldás&nbsp;</a>&nbsp;] </div></div>

<div class="feladat"><b>Feladat: 14.3.</b><br /> <a name="algI_GHP_033_teszt_03" /><a href="bib_box.php?mode=sne---j-&amp;citation_num=" target="bib_box" onclick="mutat('bib_box.php?mode=sne---j-&amp;citation_num='); return false;"></a>A  <m:math xmlns="http://www.w3.org/1998/Math/MathML">

<m:mrow><m:mn>7</m:mn><m:mi>x</m:mi><m:mo>-</m:mo><m:mo stretchy="false">(</m:mo><m:mi>x</m:mi><m:mo>-</m:mo><m:mn>9</m:mn><m:mo stretchy="false">)</m:mo><m:mo>=</m:mo><m:mn>3</m:mn><m:mo stretchy="false">(</m:mo><m:mi>x</m:mi><m:mo>+</m:mo><m:mn>2</m:mn><m:mo stretchy="false">)</m:mo></m:mrow></m:math> egyenletet szeretnénk megoldani. Melyik zárójelfelbontási lépés helyes az alábbiak közül?

<br />

<b>I.</b>  <m:math xmlns="http://www.w3.org/1998/Math/MathML">

<m:mrow><m:mn>7</m:mn><m:mi>x</m:mi><m:mo>-</m:mo><m:mi>x</m:mi><m:mo>-</m:mo><m:mn>9</m:mn><m:mo>=</m:mo><m:mn>3</m:mn><m:mo stretchy="false">(</m:mo><m:mi>x</m:mi><m:mo>+</m:mo><m:mn>2</m:mn><m:mo stretchy="false">)</m:mo></m:mrow></m:math>

<br /><m:math xmlns="http://www.w3.org/1998/Math/MathML">

<m:mrow><m:mi>&ensp;</m:mi></m:mrow></m:math><br />

<b>II.</b>  <m:math xmlns="http://www.w3.org/1998/Math/MathML">

<m:mrow><m:mn>7</m:mn><m:mi>x</m:mi><m:mo>-</m:mo><m:mi>x</m:mi><m:mo>+</m:mo><m:mn>9</m:mn><m:mo>=</m:mo><m:mn>3</m:mn><m:mo stretchy="false">(</m:mo><m:mi>x</m:mi><m:mo>+</m:mo><m:mn>2</m:mn><m:mo stretchy="false">)</m:mo></m:mrow></m:math>

<br /><m:math xmlns="http://www.w3.org/1998/Math/MathML">

<m:mrow><m:mi>&ensp;</m:mi></m:mrow></m:math><br />

<b>III.</b>  <m:math xmlns="http://www.w3.org/1998/Math/MathML">

<m:mrow><m:mn>7</m:mn><m:mi>x</m:mi><m:mo>-</m:mo><m:mo stretchy="false">(</m:mo><m:mi>x</m:mi><m:mo>-</m:mo><m:mn>9</m:mn><m:mo stretchy="false">)</m:mo><m:mo>=</m:mo><m:mn>3</m:mn><m:mi>x</m:mi><m:mo>+</m:mo><m:mn>2</m:mn></m:mrow></m:math>

<br /><m:math xmlns="http://www.w3.org/1998/Math/MathML">

<m:mrow><m:mi>&ensp;</m:mi></m:mrow></m:math><br />

<b>IV.</b>  <m:math xmlns="http://www.w3.org/1998/Math/MathML">

<m:mrow><m:mn>7</m:mn><m:mi>x</m:mi><m:mo>-</m:mo><m:mo stretchy="false">(</m:mo><m:mi>x</m:mi><m:mo>-</m:mo><m:mn>9</m:mn><m:mo stretchy="false">)</m:mo><m:mo>=</m:mo><m:mn>3</m:mn><m:mi>x</m:mi><m:mo>+</m:mo><m:mn>6</m:mn></m:mrow></m:math>

<br />

<div class="p"><!----></div>

<br /><b>A)</b>&nbsp;&nbsp;&nbsp; I. és III.&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<b>B)</b>&nbsp;&nbsp;&nbsp; I. és IV.&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; <b>C)</b>&nbsp;&nbsp;&nbsp; II. és III.&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; <b>D)</b>&nbsp;&nbsp;&nbsp; II. és IV. &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<b>E)</b>&nbsp;&nbsp;&nbsp; egyik sem<br />

y default: it reads from stdin and writes to stdout.

But a non-switch argument specifies the file[.tex] to translate to file.xml.

Diagnostics concerning unknown or untranslated constructs are sent to stderr.

<div class="p"><!----></div>

  Obtain USAGE </td><td width="150">

 switch information by:   ttm -?

  Obtain QUALIFICATIONS by:               ttm -?q

<div class="p"><!----></div>

TtM may be used and distributed under the terms of the GPL version 2.
<br />&nbsp;<br /><div align="right">[ <a class="link" href="exercise_box.php?mode=sne-s-j-&amp;label=A.I%3A%3AalgI_GHP_033_teszt_03" target="_blank" onclick="mutat('exercise_box.php?mode=sne-s-j-&amp;label=A.I%3A%3AalgI_GHP_033_teszt_03'); return false;">&nbsp;Megoldás&nbsp;</a>&nbsp;] </div></div>

<div class="feladat"><b>Feladat: 14.4.</b><br /> <a name="algI_GHP_033_teszt_04" /><a href="bib_box.php?mode=sne---j-&amp;citation_num=" target="bib_box" onclick="mutat('bib_box.php?mode=sne---j-&amp;citation_num='); return false;"></a>Melyik halmazba esik a  <m:math xmlns="http://www.w3.org/1998/Math/MathML">

<m:mrow><m:mn>6</m:mn><m:mi>x</m:mi><m:mo>-</m:mo><m:mo stretchy="false">(</m:mo><m:mi>x</m:mi><m:mo>+</m:mo><m:mn>2</m:mn><m:mo stretchy="false">)</m:mo><m:mo>=</m:mo><m:mn>3</m:mn><m:mo stretchy="false">(</m:mo><m:mn>3</m:mn><m:mi>x</m:mi><m:mo>+</m:mo><m:mn>2</m:mn><m:mo stretchy="false">)</m:mo></m:mrow></m:math> egyenlet megoldása?

<br /><b>A)</b>&nbsp;&nbsp;&nbsp; <m:math xmlns="http://www.w3.org/1998/Math/MathML">

<m:mrow><m:mi>x</m:mi><m:mo>&lt;</m:mo><m:mo>-</m:mo><m:mn>4</m:mn></m:mrow></m:math>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<b>B)</b>&nbsp;&nbsp;&nbsp; <m:math xmlns="http://www.w3.org/1998/Math/MathML">

<m:mrow><m:mo>-</m:mo><m:mn>4</m:mn><m:mo>&le;</m:mo><m:mi>x</m:mi><m:mo>&lt;</m:mo><m:mo>-</m:mo><m:mn>1</m:mn></m:mrow></m:math>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; <b>C)</b>&nbsp;&nbsp;&nbsp; <m:math xmlns="http://www.w3.org/1998/Math/MathML">

<m:mrow><m:mo>-</m:mo><m:mn>1</m:mn><m:mo>&le;</m:mo><m:mi>x</m:mi><m:mo>&lt;</m:mo><m:mn>1</m:mn></m:mrow></m:math>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; <b>D)</b>&nbsp;&nbsp;&nbsp; <m:math xmlns="http://www.w3.org/1998/Math/MathML">

<m:mrow><m:mn>1</m:mn><m:mo>&le;</m:mo><m:mi>x</m:mi></m:mrow></m:math> &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<b>E)</b>&nbsp;&nbsp;&nbsp; nem egyértelmű a megoldás<br />

y default: it reads from stdin and writes to stdout.

But a non-switch argument specifies the file[.tex] to translate to file.xml.

Diagnostics concerning unknown or untranslated constructs are sent to stderr.

<div class="p"><!----></div>

  Obtain USAGE </td><td width="150">

 switch information by:   ttm -?

  Obtain QUALIFICATIONS by:               ttm -?q

<div class="p"><!----></div>

TtM may be used and distributed under the terms of the GPL version 2.
<br />&nbsp;<br /><div align="right">[ <a class="link" href="exercise_box.php?mode=sne-s-j-&amp;label=A.I%3A%3AalgI_GHP_033_teszt_04" target="_blank" onclick="mutat('exercise_box.php?mode=sne-s-j-&amp;label=A.I%3A%3AalgI_GHP_033_teszt_04'); return false;">&nbsp;Megoldás&nbsp;</a>&nbsp;] </div></div>

<div class="feladat"><b>Feladat: 14.5.</b><br /> <a name="algI_GHP_022" />[<a href="bib_box.php?mode=sne---j-&amp;citation_num=65" target="bib_box" onclick="mutat('bib_box.php?mode=sne---j-&amp;citation_num=65'); return false;">65</a>] A jobb zsebemben kétszer annyi pénz van, mint a balban. Ha a jobb

zsebemből 16 forintot átteszek a balba, ugyanannyi lesz a két

zsebemben. Hány forint volt eredetileg a zsebeimben?

<div class="p"><!----></div>

Jelölje <m:math xmlns="http://www.w3.org/1998/Math/MathML">

<m:mrow><m:mi>j</m:mi></m:mrow></m:math> a jobb zsebemben eredetileg található pénz mennyiségét! Melyik a feladat szövegének megfelelő egyenlet <m:math xmlns="http://www.w3.org/1998/Math/MathML">

<m:mrow><m:mi>j</m:mi></m:mrow></m:math>-re?

<div class="p"><!----></div>

<br /><b>A)</b>&nbsp;&nbsp;&nbsp; <m:math xmlns="http://www.w3.org/1998/Math/MathML">

<m:mrow><m:mn>0</m:mn><m:mo>,</m:mo><m:mn>5</m:mn><m:mi>j</m:mi><m:mo>+</m:mo><m:mn>16</m:mn><m:mo>=</m:mo><m:mi>j</m:mi></m:mrow></m:math>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<b>B)</b>&nbsp;&nbsp;&nbsp; <m:math xmlns="http://www.w3.org/1998/Math/MathML">

<m:mrow><m:mn>0</m:mn><m:mo>,</m:mo><m:mn>5</m:mn><m:mi>j</m:mi><m:mo>+</m:mo><m:mn>16</m:mn><m:mo>=</m:mo><m:mi>j</m:mi><m:mo>-</m:mo><m:mn>16</m:mn></m:mrow></m:math>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; <b>C)</b>&nbsp;&nbsp;&nbsp; <m:math xmlns="http://www.w3.org/1998/Math/MathML">

<m:mrow><m:mn>2</m:mn><m:mi>j</m:mi><m:mo>+</m:mo><m:mn>16</m:mn><m:mo>=</m:mo><m:mi>j</m:mi><m:mo>-</m:mo><m:mn>16</m:mn></m:mrow></m:math>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; <b>D)</b>&nbsp;&nbsp;&nbsp; <m:math xmlns="http://www.w3.org/1998/Math/MathML">

<m:mrow><m:mn>0</m:mn><m:mo>,</m:mo><m:mn>5</m:mn><m:mi>j</m:mi><m:mo>-</m:mo><m:mn>16</m:mn><m:mo>=</m:mo><m:mi>j</m:mi><m:mo>+</m:mo><m:mn>16</m:mn></m:mrow></m:math> &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<b>E)</b>&nbsp;&nbsp;&nbsp; egyik sem<br />

y default: it reads from stdin and writes to stdout.

But a non-switch argument specifies the file[.tex] to translate to file.xml.

Diagnostics concerning unknown or untranslated constructs are sent to stderr.

<div class="p"><!----></div>

  Obtain USAGE </td><td width="150">

 switch information by:   ttm -?

  Obtain QUALIFICATIONS by:               ttm -?q

<div class="p"><!----></div>

TtM may be used and distributed under the terms of the GPL version 2.
<br />&nbsp;<br /><div align="right">[ <a class="link" href="exercise_box.php?mode=sne-s-j-&amp;label=A.I%3A%3AalgI_GHP_022" target="_blank" onclick="mutat('exercise_box.php?mode=sne-s-j-&amp;label=A.I%3A%3AalgI_GHP_022'); return false;">&nbsp;Megoldás&nbsp;</a>&nbsp;] </div></div>

<div class="feladat"><b>Feladat: 14.6.</b><br /> <a name="algI_GHP_309" />[<a href="bib_box.php?mode=sne---j-&amp;citation_num=65" target="bib_box" onclick="mutat('bib_box.php?mode=sne---j-&amp;citation_num=65'); return false;">65</a>] Egy kosárból kivettünk három almát, azután a maradék harmadrészét,

majd újból három almát. Így az almák fele maradt a kosárban. Hány

alma volt eredetileg a kosárban?

<div class="p"><!----></div>

Visszafelé gondolkozunk. Jelölje a végén a kosárban maradt almák számát <m:math xmlns="http://www.w3.org/1998/Math/MathML">

<m:mrow><m:mi>a</m:mi></m:mrow></m:math>! Melyik egyenlet írja le a feladatot?

<div class="p"><!----></div>

<br /><b>A)</b>&nbsp;&nbsp;&nbsp; <m:math xmlns="http://www.w3.org/1998/Math/MathML">

<m:mrow><m:mn>2</m:mn><m:mi>a</m:mi><m:mo>=</m:mo><m:mo stretchy="false">(</m:mo><m:mi>a</m:mi><m:mo>-</m:mo><m:mn>3</m:mn><m:mo stretchy="false">)</m:mo><m:mo>&middot;</m:mo>

<m:mfrac><m:mrow><m:mn>1</m:mn></m:mrow>

<m:mrow><m:mn>3</m:mn></m:mrow>

</m:mfrac>

<m:mo>-</m:mo><m:mn>3</m:mn></m:mrow></m:math>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<b>B)</b>&nbsp;&nbsp;&nbsp; <m:math xmlns="http://www.w3.org/1998/Math/MathML">

<m:mrow><m:mn>2</m:mn><m:mi>a</m:mi><m:mo>=</m:mo><m:mo stretchy="false">(</m:mo><m:mi>a</m:mi><m:mo>+</m:mo><m:mn>3</m:mn><m:mo stretchy="false">)</m:mo><m:mo>&middot;</m:mo>

<m:mfrac><m:mrow><m:mn>4</m:mn></m:mrow>

<m:mrow><m:mn>3</m:mn></m:mrow>

</m:mfrac>

<m:mo>+</m:mo><m:mn>3</m:mn></m:mrow></m:math>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; <b>C)</b>&nbsp;&nbsp;&nbsp; <m:math xmlns="http://www.w3.org/1998/Math/MathML">

<m:mrow><m:mn>2</m:mn><m:mi>a</m:mi><m:mo>=</m:mo><m:mo stretchy="false">(</m:mo><m:mi>a</m:mi><m:mo>+</m:mo><m:mn>3</m:mn><m:mo stretchy="false">)</m:mo><m:mo>&middot;</m:mo><m:mn>3</m:mn><m:mo>+</m:mo><m:mn>3</m:mn></m:mrow></m:math>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; <b>D)</b>&nbsp;&nbsp;&nbsp; <m:math xmlns="http://www.w3.org/1998/Math/MathML">

<m:mrow><m:mn>2</m:mn><m:mi>a</m:mi><m:mo>=</m:mo><m:mo stretchy="false">(</m:mo><m:mi>a</m:mi><m:mo>+</m:mo><m:mn>3</m:mn><m:mo stretchy="false">)</m:mo><m:mo>&middot;</m:mo>

<m:mfrac><m:mrow><m:mn>3</m:mn></m:mrow>

<m:mrow><m:mn>2</m:mn></m:mrow>

</m:mfrac>

<m:mo>+</m:mo><m:mn>3</m:mn></m:mrow></m:math> &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<b>E)</b>&nbsp;&nbsp;&nbsp; egyik sem<br />

y default: it reads from stdin and writes to stdout.

But a non-switch argument specifies the file[.tex] to translate to file.xml.

Diagnostics concerning unknown or untranslated constructs are sent to stderr.

<div class="p"><!----></div>

  Obtain USAGE </td><td width="150">

 switch information by:   ttm -?

  Obtain QUALIFICATIONS by:               ttm -?q

<div class="p"><!----></div>

TtM may be used and distributed under the terms of the GPL version 2.
<br />&nbsp;<br /><div align="right">[ <a class="link" href="exercise_box.php?mode=sne-s-j-&amp;label=A.I%3A%3AalgI_GHP_309" target="_blank" onclick="mutat('exercise_box.php?mode=sne-s-j-&amp;label=A.I%3A%3AalgI_GHP_309'); return false;">&nbsp;Megoldás&nbsp;</a>&nbsp;] </div></div>

<div class="feladat"><b>Feladat: 14.7.</b><br /> <a name="algI_GHP_012_013_014" />[<a href="bib_box.php?mode=sne---j-&amp;citation_num=65" target="bib_box" onclick="mutat('bib_box.php?mode=sne---j-&amp;citation_num=65'); return false;">65</a>] Az alábbi három szöveges feladat között vannak-e olyanok, amelyek megoldásának számértéke egyenlő egymással?

<div class="p"><!----></div>

<br /><b>I.</b> Valamely egyenlő szárú háromszög szára 8 cm-rel hosszabb az

alapjánál. Kerülete 31 cm. Milyen hosszú az alapja cm-ben?

<div class="p"><!----></div>

<b>II.</b>

Egy férj 10 évvel idősebb feleségénél, aki 26 éves volt, amikor a

fiuk született. Hány éves a gyerek, ha hárman együtt 77 évesek?

<div class="p"><!----></div>

<b>III.</b>

A háromszög szögei közül az első 19<m:math xmlns="http://www.w3.org/1998/Math/MathML">

<m:mrow>

<m:msup><m:mrow></m:mrow><m:mrow><m:mo>&SmallCircle;</m:mo></m:mrow>

</m:msup>

</m:mrow></m:math>-kal kisebb a

másodiknál, a harmadik pedig 70<m:math xmlns="http://www.w3.org/1998/Math/MathML">

<m:mrow>

<m:msup><m:mrow></m:mrow><m:mrow><m:mo>&SmallCircle;</m:mo></m:mrow>

</m:msup>

</m:mrow></m:math>-kal kisebb az elsőnél. Hány fokos a háromszög legkisebb szöge?

<div class="p"><!----></div>

<br /><b>A)</b>&nbsp;&nbsp;&nbsp; I. és II.&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<b>B)</b>&nbsp;&nbsp;&nbsp; I. és III.&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; <b>C)</b>&nbsp;&nbsp;&nbsp; II. és III.&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; <b>D)</b>&nbsp;&nbsp;&nbsp; nincsenek egyenlők &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<b>E)</b>&nbsp;&nbsp;&nbsp; mind a három egyenlő<br />

y default: it reads from stdin and writes to stdout.

But a non-switch argument specifies the file[.tex] to translate to file.xml.

Diagnostics concerning unknown or untranslated constructs are sent to stderr.

<div class="p"><!----></div>

  Obtain USAGE </td><td width="150">

 switch information by:   ttm -?

  Obtain QUALIFICATIONS by:               ttm -?q

<div class="p"><!----></div>

TtM may be used and distributed under the terms of the GPL version 2.
<br />&nbsp;<br /><div align="right">[ <a class="link" href="exercise_box.php?mode=sne-s-j-&amp;label=A.I%3A%3AalgI_GHP_012_013_014" target="_blank" onclick="mutat('exercise_box.php?mode=sne-s-j-&amp;label=A.I%3A%3AalgI_GHP_012_013_014'); return false;">&nbsp;Megoldás&nbsp;</a>&nbsp;] </div></div>

<div class="feladat"><b>Feladat: 14.8.</b><br /> <a name="algI_GHP_237" />[<a href="bib_box.php?mode=sne---j-&amp;citation_num=65" target="bib_box" onclick="mutat('bib_box.php?mode=sne---j-&amp;citation_num=65'); return false;">65</a>] Hány éves az, aki ezt mondja: ,,3 év múlva feleannyi idős leszek,

hat éve pedig harmadannyi idős voltam, mint amennyi Péter most"?

Válasszuk ki, hogy a kérdezett <m:math xmlns="http://www.w3.org/1998/Math/MathML">

<m:mrow><m:mi>k</m:mi></m:mrow></m:math> kor (évben) melyik halmazba esik!

<div class="p"><!----></div>

<br /><b>A)</b>&nbsp;&nbsp;&nbsp; <m:math xmlns="http://www.w3.org/1998/Math/MathML">

<m:mrow><m:mn>0</m:mn><m:mo>&le;</m:mo><m:mi>k</m:mi><m:mo>&lt;</m:mo><m:mn>14</m:mn></m:mrow></m:math>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<b>B)</b>&nbsp;&nbsp;&nbsp; <m:math xmlns="http://www.w3.org/1998/Math/MathML">

<m:mrow><m:mn>14</m:mn><m:mo>&le;</m:mo><m:mi>k</m:mi><m:mo>&lt;</m:mo><m:mn>21</m:mn></m:mrow></m:math>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; <b>C)</b>&nbsp;&nbsp;&nbsp; <m:math xmlns="http://www.w3.org/1998/Math/MathML">

<m:mrow><m:mn>21</m:mn><m:mo>&le;</m:mo><m:mi>x</m:mi><m:mo>&lt;</m:mo><m:mn>28</m:mn></m:mrow></m:math>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; <b>D)</b>&nbsp;&nbsp;&nbsp; <m:math xmlns="http://www.w3.org/1998/Math/MathML">

<m:mrow><m:mn>28</m:mn><m:mo>&le;</m:mo><m:mi>k</m:mi><m:mo>&lt;</m:mo><m:mn>35</m:mn></m:mrow></m:math> &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<b>E)</b>&nbsp;&nbsp;&nbsp; <m:math xmlns="http://www.w3.org/1998/Math/MathML">

<m:mrow><m:mn>35</m:mn><m:mo>&le;</m:mo><m:mi>k</m:mi></m:mrow></m:math><br />

y default: it reads from stdin and writes to stdout.

But a non-switch argument specifies the file[.tex] to translate to file.xml.

Diagnostics concerning unknown or untranslated constructs are sent to stderr.

<div class="p"><!----></div>

  Obtain USAGE </td><td width="150">

 switch information by:   ttm -?

  Obtain QUALIFICATIONS by:               ttm -?q

<div class="p"><!----></div>

TtM may be used and distributed under the terms of the GPL version 2.
<br />&nbsp;<br /><div align="right">[ <a class="link" href="exercise_box.php?mode=sne-s-j-&amp;label=A.I%3A%3AalgI_GHP_237" target="_blank" onclick="mutat('exercise_box.php?mode=sne-s-j-&amp;label=A.I%3A%3AalgI_GHP_237'); return false;">&nbsp;Megoldás&nbsp;</a>&nbsp;] </div></div>

<div class="feladat"><b>Feladat: 14.9.</b><br /> <a name="algI_GHP_346" />[<a href="bib_box.php?mode=sne---j-&amp;citation_num=65" target="bib_box" onclick="mutat('bib_box.php?mode=sne---j-&amp;citation_num=65'); return false;">65</a>] 4 szám összege 100. Ha az elsőt hárommal megszorozzuk, a másodikat

megfelezzük, a harmadikból 6-ot elveszünk, a negyediket 10-zel

növeljük, azonos számokat kapunk.

<div class="p"><!----></div>

Mi volt ez a szám, amit mind a négy esetben kaptunk? Válaszuk ki hogy az alábbi listában melyik teljesül a keresett szám számjegyeinek <m:math xmlns="http://www.w3.org/1998/Math/MathML">

<m:mrow><m:mi>s</m:mi></m:mrow></m:math> összegére!

<div class="p"><!----></div>

<br /><b>A)</b>&nbsp;&nbsp;&nbsp; <m:math xmlns="http://www.w3.org/1998/Math/MathML">

<m:mrow><m:mn>0</m:mn><m:mo>&le;</m:mo><m:mi>s</m:mi><m:mo>&lt;</m:mo><m:mn>6</m:mn></m:mrow></m:math>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<b>B)</b>&nbsp;&nbsp;&nbsp; <m:math xmlns="http://www.w3.org/1998/Math/MathML">

<m:mrow><m:mn>6</m:mn><m:mo>&le;</m:mo><m:mi>s</m:mi><m:mo>&lt;</m:mo><m:mn>12</m:mn></m:mrow></m:math>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; <b>C)</b>&nbsp;&nbsp;&nbsp; <m:math xmlns="http://www.w3.org/1998/Math/MathML">

<m:mrow><m:mn>12</m:mn><m:mo>&le;</m:mo><m:mi>s</m:mi><m:mo>&lt;</m:mo><m:mn>18</m:mn></m:mrow></m:math>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; <b>D)</b>&nbsp;&nbsp;&nbsp; <m:math xmlns="http://www.w3.org/1998/Math/MathML">

<m:mrow><m:mn>18</m:mn><m:mo>&le;</m:mo><m:mi>s</m:mi><m:mo>&lt;</m:mo><m:mn>24</m:mn></m:mrow></m:math> &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<b>E)</b>&nbsp;&nbsp;&nbsp; <m:math xmlns="http://www.w3.org/1998/Math/MathML">

<m:mrow><m:mn>24</m:mn><m:mo>&le;</m:mo><m:mi>s</m:mi></m:mrow></m:math><br />

y default: it reads from stdin and writes to stdout.

But a non-switch argument specifies the file[.tex] to translate to file.xml.

Diagnostics concerning unknown or untranslated constructs are sent to stderr.

<div class="p"><!----></div>

  Obtain USAGE </td><td width="150">

 switch information by:   ttm -?

  Obtain QUALIFICATIONS by:               ttm -?q

<div class="p"><!----></div>

TtM may be used and distributed under the terms of the GPL version 2.
<br />&nbsp;<br /><div align="right">[ <a class="link" href="exercise_box.php?mode=sne-s-j-&amp;label=A.I%3A%3AalgI_GHP_346" target="_blank" onclick="mutat('exercise_box.php?mode=sne-s-j-&amp;label=A.I%3A%3AalgI_GHP_346'); return false;">&nbsp;Megoldás&nbsp;</a>&nbsp;] </div></div>

<div class="feladat"><b>Feladat: 14.10.</b><br /> <a name="algI_GHP_290" />[<a href="bib_box.php?mode=sne---j-&amp;citation_num=65" target="bib_box" onclick="mutat('bib_box.php?mode=sne---j-&amp;citation_num=65'); return false;">65</a>] Hány liter <m:math xmlns="http://www.w3.org/1998/Math/MathML">

<m:mrow><m:mn>60</m:mn><m:mi>%</m:mi></m:mrow></m:math>-os és mennyi <m:math xmlns="http://www.w3.org/1998/Math/MathML">

<m:mrow><m:mn>80</m:mn><m:mi>%</m:mi></m:mrow></m:math>-os alkohol összekeverésével

juthatunk 10 liter <m:math xmlns="http://www.w3.org/1998/Math/MathML">

<m:mrow><m:mn>75</m:mn><m:mi>%</m:mi></m:mrow></m:math>-os alkoholhoz? (Ebben a feladatban

feltételezzük, hogy a víz és az alkohol összekeverésével az elegy

térfogata megegyezik az eredeti térfogatok összegével, noha a

valóságban ez csak közelítőleg igaz.)

<div class="p"><!----></div>

A két kérdezett mennyiség <m:math xmlns="http://www.w3.org/1998/Math/MathML">

<m:mrow><m:mi mathvariant="italic">&Delta;</m:mi></m:mrow></m:math> különbsége az alábbiak közül melyik halmazba tartozik (literben)?

<div class="p"><!----></div>

<br /><b>A)</b>&nbsp;&nbsp;&nbsp; <m:math xmlns="http://www.w3.org/1998/Math/MathML">

<m:mrow><m:mn>0</m:mn><m:mo>&le;</m:mo><m:mi mathvariant="italic">&Delta;</m:mi><m:mo>&lt;</m:mo><m:mn>2</m:mn></m:mrow></m:math>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<b>B)</b>&nbsp;&nbsp;&nbsp; <m:math xmlns="http://www.w3.org/1998/Math/MathML">

<m:mrow><m:mn>2</m:mn><m:mo>&le;</m:mo><m:mi mathvariant="italic">&Delta;</m:mi><m:mo>&lt;</m:mo><m:mn>4</m:mn></m:mrow></m:math>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; <b>C)</b>&nbsp;&nbsp;&nbsp; <m:math xmlns="http://www.w3.org/1998/Math/MathML">

<m:mrow><m:mn>4</m:mn><m:mo>&le;</m:mo><m:mi mathvariant="italic">&Delta;</m:mi><m:mo>&lt;</m:mo><m:mn>6</m:mn></m:mrow></m:math>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; <b>D)</b>&nbsp;&nbsp;&nbsp; <m:math xmlns="http://www.w3.org/1998/Math/MathML">

<m:mrow><m:mn>6</m:mn><m:mo>&le;</m:mo><m:mi mathvariant="italic">&Delta;</m:mi><m:mo>&lt;</m:mo><m:mn>8</m:mn></m:mrow></m:math> &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<b>E)</b>&nbsp;&nbsp;&nbsp; <m:math xmlns="http://www.w3.org/1998/Math/MathML">

<m:mrow><m:mn>8</m:mn><m:mo>&le;</m:mo><m:mi mathvariant="italic">&Delta;</m:mi><m:mo>&lt;</m:mo><m:mn>10</m:mn></m:mrow></m:math><br />

y default: it reads from stdin and writes to stdout.

But a non-switch argument specifies the file[.tex] to translate to file.xml.

Diagnostics concerning unknown or untranslated constructs are sent to stderr.

<div class="p"><!----></div>

  Obtain USAGE </td><td width="150">

 switch information by:   ttm -?

  Obtain QUALIFICATIONS by:               ttm -?q

<div class="p"><!----></div>

TtM may be used and distributed under the terms of the GPL version 2.
<br />&nbsp;<br /><div align="right">[ <a class="link" href="exercise_box.php?mode=sne-s-j-&amp;label=A.I%3A%3AalgI_GHP_290" target="_blank" onclick="mutat('exercise_box.php?mode=sne-s-j-&amp;label=A.I%3A%3AalgI_GHP_290'); return false;">&nbsp;Megoldás&nbsp;</a>&nbsp;] </div></div>

<div class="feladat"><b>Feladat: 14.11.</b><br /> <a name="algI_GHP_085" />[<a href="bib_box.php?mode=sne---j-&amp;citation_num=65" target="bib_box" onclick="mutat('bib_box.php?mode=sne---j-&amp;citation_num=65'); return false;">65</a>] Egy kétjegyű számban az egyesek száma három híján annyi, mint a

tizesek számának a kétszerese. Ha a számjegyeket felcseréljük,

9-cel nagyobb számot kapunk.

<div class="p"><!----></div>

Jelölje az eredeti számban a tízesek helyén álló számjegyet <m:math xmlns="http://www.w3.org/1998/Math/MathML">

<m:mrow><m:mi>n</m:mi></m:mrow></m:math>!

Melyik egyenlet írja le a feladatot?

<div class="p"><!----></div>

<br /><b>A)</b>&nbsp;&nbsp;&nbsp; <m:math xmlns="http://www.w3.org/1998/Math/MathML">

<m:mrow><m:mi>n</m:mi><m:mo>+</m:mo><m:mo stretchy="false">(</m:mo><m:mn>2</m:mn><m:mi>n</m:mi><m:mo>+</m:mo><m:mn>3</m:mn><m:mo stretchy="false">)</m:mo><m:mo>=</m:mo><m:mo stretchy="false">(</m:mo><m:mn>2</m:mn><m:mi>n</m:mi><m:mo>+</m:mo><m:mn>3</m:mn><m:mo stretchy="false">)</m:mo><m:mo>+</m:mo><m:mi>n</m:mi><m:mo>+</m:mo><m:mn>9</m:mn></m:mrow></m:math>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<b>B)</b>&nbsp;&nbsp;&nbsp; <m:math xmlns="http://www.w3.org/1998/Math/MathML">

<m:mrow><m:mn>10</m:mn><m:mi>n</m:mi><m:mo>+</m:mo><m:mo stretchy="false">(</m:mo><m:mn>2</m:mn><m:mi>n</m:mi><m:mo>+</m:mo><m:mn>3</m:mn><m:mo stretchy="false">)</m:mo><m:mo>=</m:mo><m:mn>10</m:mn><m:mo stretchy="false">(</m:mo><m:mn>2</m:mn><m:mi>n</m:mi><m:mo>+</m:mo><m:mn>3</m:mn><m:mo stretchy="false">)</m:mo><m:mo>+</m:mo><m:mi>n</m:mi><m:mo>+</m:mo><m:mn>9</m:mn></m:mrow></m:math>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; <b>C)</b>&nbsp;&nbsp;&nbsp; <m:math xmlns="http://www.w3.org/1998/Math/MathML">

<m:mrow><m:mn>10</m:mn><m:mi>n</m:mi><m:mo>+</m:mo><m:mo stretchy="false">(</m:mo><m:mn>2</m:mn><m:mi>n</m:mi><m:mo>-</m:mo><m:mn>3</m:mn><m:mo stretchy="false">)</m:mo><m:mo>+</m:mo><m:mn>9</m:mn><m:mo>=</m:mo><m:mn>10</m:mn><m:mo stretchy="false">(</m:mo><m:mn>2</m:mn><m:mi>n</m:mi><m:mo>-</m:mo><m:mn>3</m:mn><m:mo stretchy="false">)</m:mo><m:mo>+</m:mo><m:mi>n</m:mi></m:mrow></m:math>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; <b>D)</b>&nbsp;&nbsp;&nbsp; <m:math xmlns="http://www.w3.org/1998/Math/MathML">

<m:mrow><m:mn>10</m:mn><m:mi>n</m:mi><m:mo>+</m:mo><m:mo stretchy="false">(</m:mo><m:mn>2</m:mn><m:mi>n</m:mi><m:mo>-</m:mo><m:mn>3</m:mn><m:mo stretchy="false">)</m:mo><m:mo>-</m:mo><m:mn>9</m:mn><m:mo>=</m:mo><m:mn>10</m:mn><m:mo stretchy="false">(</m:mo><m:mn>2</m:mn><m:mi>n</m:mi><m:mo>-</m:mo><m:mn>3</m:mn><m:mo stretchy="false">)</m:mo><m:mo>+</m:mo><m:mi>n</m:mi></m:mrow></m:math> &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<b>E)</b>&nbsp;&nbsp;&nbsp; egyik sem<br />

y default: it reads from stdin and writes to stdout.

But a non-switch argument specifies the file[.tex] to translate to file.xml.

Diagnostics concerning unknown or untranslated constructs are sent to stderr.

<div class="p"><!----></div>

  Obtain USAGE </td><td width="150">

 switch information by:   ttm -?

  Obtain QUALIFICATIONS by:               ttm -?q

<div class="p"><!----></div>

TtM may be used and distributed under the terms of the GPL version 2.
<br />&nbsp;<br /><div align="right">[ <a class="link" href="exercise_box.php?mode=sne-s-j-&amp;label=A.I%3A%3AalgI_GHP_085" target="_blank" onclick="mutat('exercise_box.php?mode=sne-s-j-&amp;label=A.I%3A%3AalgI_GHP_085'); return false;">&nbsp;Megoldás&nbsp;</a>&nbsp;] </div></div>

<div class="feladat"><b>Feladat: 14.12.</b><br /> <a name="algI_GHP_339" />[<a href="bib_box.php?mode=sne---j-&amp;citation_num=65" target="bib_box" onclick="mutat('bib_box.php?mode=sne---j-&amp;citation_num=65'); return false;">65</a>] Péter 8-kor indult el <m:math xmlns="http://www.w3.org/1998/Math/MathML">

<m:mrow><m:mi>A</m:mi></m:mrow></m:math>-ból 20 <m:math xmlns="http://www.w3.org/1998/Math/MathML">

<m:mrow>

<m:mfrac><m:mrow><m:mi mathvariant="italic">km</m:mi></m:mrow>

<m:mrow><m:mi>h</m:mi></m:mrow>

</m:mfrac>

</m:mrow></m:math> sebességgel, Pál

pedig 10 órakor 55 <m:math xmlns="http://www.w3.org/1998/Math/MathML">

<m:mrow>

<m:mfrac><m:mrow><m:mi mathvariant="italic">km</m:mi></m:mrow>

<m:mrow><m:mi>h</m:mi></m:mrow>

</m:mfrac>

</m:mrow></m:math>-val.

<div class="p"><!----></div>

Mikor lesz Pál kétszer olyan messze <m:math xmlns="http://www.w3.org/1998/Math/MathML">

<m:mrow><m:mi>A</m:mi></m:mrow></m:math>-tól, mint Péter? Válasszuk ki az alábbi listából, hogy a megfelelő (nem feltüntetett) óra hányadik percében (<m:math xmlns="http://www.w3.org/1998/Math/MathML">

<m:mrow><m:mi>p</m:mi></m:mrow></m:math>) következik be az említett esemény!

<div class="p"><!----></div>

<br /><b>A)</b>&nbsp;&nbsp;&nbsp; <m:math xmlns="http://www.w3.org/1998/Math/MathML">

<m:mrow><m:mn>0</m:mn><m:mo>&le;</m:mo><m:mi>p</m:mi><m:mo>&lt;</m:mo><m:mn>12</m:mn></m:mrow></m:math>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<b>B)</b>&nbsp;&nbsp;&nbsp; <m:math xmlns="http://www.w3.org/1998/Math/MathML">

<m:mrow><m:mn>12</m:mn><m:mo>&le;</m:mo><m:mi>p</m:mi><m:mo>&lt;</m:mo><m:mn>24</m:mn></m:mrow></m:math>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; <b>C)</b>&nbsp;&nbsp;&nbsp; <m:math xmlns="http://www.w3.org/1998/Math/MathML">

<m:mrow><m:mn>24</m:mn><m:mo>&le;</m:mo><m:mi>p</m:mi><m:mo>&lt;</m:mo><m:mn>36</m:mn></m:mrow></m:math>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; <b>D)</b>&nbsp;&nbsp;&nbsp; <m:math xmlns="http://www.w3.org/1998/Math/MathML">

<m:mrow><m:mn>36</m:mn><m:mo>&le;</m:mo><m:mi>p</m:mi><m:mo>&lt;</m:mo><m:mn>48</m:mn></m:mrow></m:math> &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<b>E)</b>&nbsp;&nbsp;&nbsp; <m:math xmlns="http://www.w3.org/1998/Math/MathML">

<m:mrow><m:mn>48</m:mn><m:mo>&le;</m:mo><m:mi>p</m:mi><m:mo>&lt;</m:mo><m:mn>60</m:mn></m:mrow></m:math><br />

y default: it reads from stdin and writes to stdout.

But a non-switch argument specifies the file[.tex] to translate to file.xml.

Diagnostics concerning unknown or untranslated constructs are sent to stderr.

<div class="p"><!----></div>

  Obtain USAGE </td><td width="150">

 switch information by:   ttm -?

  Obtain QUALIFICATIONS by:               ttm -?q

<div class="p"><!----></div>

TtM may be used and distributed under the terms of the GPL version 2.
<br />&nbsp;<br /><div align="right">[ <a class="link" href="exercise_box.php?mode=sne-s-j-&amp;label=A.I%3A%3AalgI_GHP_339" target="_blank" onclick="mutat('exercise_box.php?mode=sne-s-j-&amp;label=A.I%3A%3AalgI_GHP_339'); return false;">&nbsp;Megoldás&nbsp;</a>&nbsp;] </div></div>

<div class="feladat"><b>Feladat: 14.13.</b><br /> <a name="algI_GHP_304" />[<a href="bib_box.php?mode=sne---j-&amp;citation_num=65" target="bib_box" onclick="mutat('bib_box.php?mode=sne---j-&amp;citation_num=65'); return false;">65</a>] Két futó egyszerre indul el az egymástól 200 m-re eső <m:math xmlns="http://www.w3.org/1998/Math/MathML">

<m:mrow><m:mi>A</m:mi></m:mrow></m:math>-ból és

<m:math xmlns="http://www.w3.org/1998/Math/MathML">

<m:mrow><m:mi>B</m:mi></m:mrow></m:math>-ből. Ha egymás felé loholnak, 20 mp, ha egy irányba haladnak, 80

mp múlva találkoznak. A két futó közül a gyorsabb <m:math xmlns="http://www.w3.org/1998/Math/MathML">

<m:mrow><m:mi>v</m:mi></m:mrow></m:math> sebessége melyik intervallumba esik (méter/másodperc-ben)?

<br /><b>A)</b>&nbsp;&nbsp;&nbsp; <m:math xmlns="http://www.w3.org/1998/Math/MathML">

<m:mrow><m:mn>5</m:mn><m:mo>&le;</m:mo><m:mi>v</m:mi><m:mo>&lt;</m:mo><m:mn>6</m:mn></m:mrow></m:math>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<b>B)</b>&nbsp;&nbsp;&nbsp; <m:math xmlns="http://www.w3.org/1998/Math/MathML">

<m:mrow><m:mn>6</m:mn><m:mo>&le;</m:mo><m:mi>v</m:mi><m:mo>&lt;</m:mo><m:mn>7</m:mn></m:mrow></m:math>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; <b>C)</b>&nbsp;&nbsp;&nbsp; <m:math xmlns="http://www.w3.org/1998/Math/MathML">

<m:mrow><m:mn>7</m:mn><m:mo>&le;</m:mo><m:mi>v</m:mi><m:mo>&lt;</m:mo><m:mn>8</m:mn></m:mrow></m:math>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; <b>D)</b>&nbsp;&nbsp;&nbsp; <m:math xmlns="http://www.w3.org/1998/Math/MathML">

<m:mrow><m:mn>8</m:mn><m:mo>&le;</m:mo><m:mi>v</m:mi><m:mo>&lt;</m:mo><m:mn>9</m:mn></m:mrow></m:math> &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<b>E)</b>&nbsp;&nbsp;&nbsp; egyikbe sem<br />

y default: it reads from stdin and writes to stdout.

But a non-switch argument specifies the file[.tex] to translate to file.xml.

Diagnostics concerning unknown or untranslated constructs are sent to stderr.

<div class="p"><!----></div>

  Obtain USAGE </td><td width="150">

 switch information by:   ttm -?

  Obtain QUALIFICATIONS by:               ttm -?q

<div class="p"><!----></div>

TtM may be used and distributed under the terms of the GPL version 2.
<br />&nbsp;<br /><div align="right">[ <a class="link" href="exercise_box.php?mode=sne-s-j-&amp;label=A.I%3A%3AalgI_GHP_304" target="_blank" onclick="mutat('exercise_box.php?mode=sne-s-j-&amp;label=A.I%3A%3AalgI_GHP_304'); return false;">&nbsp;Megoldás&nbsp;</a>&nbsp;] </div></div>

<div class="feladat"><b>Feladat: 14.14.</b><br /> <a name="algI_GHP_224_teszha_071208c" />[<a href="bib_box.php?mode=sne---j-&amp;citation_num=65" target="bib_box" onclick="mutat('bib_box.php?mode=sne---j-&amp;citation_num=65'); return false;">65</a>] A <m:math xmlns="http://www.w3.org/1998/Math/MathML">

<m:mrow><m:mn>2</m:mn><m:mo stretchy="false">(</m:mo><m:mn>6</m:mn><m:mo>-</m:mo><m:mn>3</m:mn><m:mi>x</m:mi><m:mo stretchy="false">)</m:mo><m:mo>+</m:mo><m:mn>5</m:mn><m:mo stretchy="false">(</m:mo><m:mn>4</m:mn><m:mi>x</m:mi><m:mo>-</m:mo><m:mn>1</m:mn><m:mo stretchy="false">)</m:mo><m:mo>=</m:mo><m:mn>11</m:mn><m:mi>x</m:mi><m:mo>+</m:mo><m:mn>7</m:mn></m:mrow></m:math> egyenletben szereplő számok (tehát a 2, 6,

3, 5, 4, 1, 11, 7) közül <b>egyet</b> megváltoztathatunk, de csak pozitív

egész számot tehetünk a helyére. Más változtatásra nincs lehetőség.

<div class="p"><!----></div>

El lehet-e érni ilyen módon, hogy a keletkező egyenletnek megoldása legyen <m:math xmlns="http://www.w3.org/1998/Math/MathML">

<m:mrow><m:mi>x</m:mi><m:mo>=</m:mo><m:mn>1</m:mn></m:mrow></m:math>? Melyiket változtassuk?

<div class="p"><!----></div>

<br /><b>A)</b>&nbsp;&nbsp;&nbsp; a <m:math xmlns="http://www.w3.org/1998/Math/MathML">

<m:mrow><m:mn>2</m:mn></m:mrow></m:math>-est vagy a <m:math xmlns="http://www.w3.org/1998/Math/MathML">

<m:mrow><m:mn>6</m:mn></m:mrow></m:math>-ost&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<b>B)</b>&nbsp;&nbsp;&nbsp; a <m:math xmlns="http://www.w3.org/1998/Math/MathML">

<m:mrow><m:mn>3</m:mn></m:mrow></m:math>-ast vagy az <m:math xmlns="http://www.w3.org/1998/Math/MathML">

<m:mrow><m:mn>5</m:mn></m:mrow></m:math>-öst&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; <b>C)</b>&nbsp;&nbsp;&nbsp; a <m:math xmlns="http://www.w3.org/1998/Math/MathML">

<m:mrow><m:mn>4</m:mn></m:mrow></m:math>-est vagy az <m:math xmlns="http://www.w3.org/1998/Math/MathML">

<m:mrow><m:mn>1</m:mn></m:mrow></m:math>-est&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; <b>D)</b>&nbsp;&nbsp;&nbsp; a <m:math xmlns="http://www.w3.org/1998/Math/MathML">

<m:mrow><m:mn>11</m:mn></m:mrow></m:math>-est vagy a <m:math xmlns="http://www.w3.org/1998/Math/MathML">

<m:mrow><m:mn>7</m:mn></m:mrow></m:math>-est &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<b>E)</b>&nbsp;&nbsp;&nbsp; nincs ilyen változtatás vagy több is van<br />

y default: it reads from stdin and writes to stdout.

But a non-switch argument specifies the file[.tex] to translate to file.xml.

Diagnostics concerning unknown or untranslated constructs are sent to stderr.

<div class="p"><!----></div>

  Obtain USAGE </td><td width="150">

 switch information by:   ttm -?

  Obtain QUALIFICATIONS by:               ttm -?q

<div class="p"><!----></div>

TtM may be used and distributed under the terms of the GPL version 2.
<br />&nbsp;<br /><div align="right">[ <a class="link" href="exercise_box.php?mode=sne-s-j-&amp;label=A.I%3A%3AalgI_GHP_224_teszha_071208c" target="_blank" onclick="mutat('exercise_box.php?mode=sne-s-j-&amp;label=A.I%3A%3AalgI_GHP_224_teszha_071208c'); return false;">&nbsp;Megoldás&nbsp;</a>&nbsp;] </div></div>

<div class="feladat"><b>Feladat: 14.15.</b><br /> <a name="algI_GHP_224_teszha_071208a" />[<a href="bib_box.php?mode=sne---j-&amp;citation_num=65" target="bib_box" onclick="mutat('bib_box.php?mode=sne---j-&amp;citation_num=65'); return false;">65</a>] A <m:math xmlns="http://www.w3.org/1998/Math/MathML">

<m:mrow><m:mn>2</m:mn><m:mo stretchy="false">(</m:mo><m:mn>6</m:mn><m:mo>-</m:mo><m:mn>3</m:mn><m:mi>x</m:mi><m:mo stretchy="false">)</m:mo><m:mo>+</m:mo><m:mn>5</m:mn><m:mo stretchy="false">(</m:mo><m:mn>4</m:mn><m:mi>x</m:mi><m:mo>-</m:mo><m:mn>1</m:mn><m:mo stretchy="false">)</m:mo><m:mo>=</m:mo><m:mn>11</m:mn><m:mi>x</m:mi><m:mo>+</m:mo><m:mn>7</m:mn></m:mrow></m:math> egyenletben szereplő számok (tehát a 2, 6,

3, 5, 4, 1, 11, 7) közül <b>egyet</b> megváltoztathatunk, de csak pozitív

egész számot tehetünk a helyére. Más változtatásra nincs lehetőség.

<div class="p"><!----></div>

El lehet-e érni ilyen módon, hogy a keletkező egyenletnek

ne legyen megoldása? Melyiket változtassuk? A megváltoztatandó szám az alábbi halmaz egyik eleme:

<div class="p"><!----></div>

<br /><b>A)</b>&nbsp;&nbsp;&nbsp; <m:math xmlns="http://www.w3.org/1998/Math/MathML">

<m:mrow><m:mo stretchy="false">{</m:mo><m:mn>2</m:mn><m:mo>;</m:mo><m:mn>6</m:mn><m:mo stretchy="false">}</m:mo></m:mrow></m:math>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<b>B)</b>&nbsp;&nbsp;&nbsp; <m:math xmlns="http://www.w3.org/1998/Math/MathML">

<m:mrow><m:mo stretchy="false">{</m:mo><m:mn>3</m:mn><m:mo>;</m:mo><m:mn>5</m:mn><m:mo stretchy="false">}</m:mo></m:mrow></m:math>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; <b>C)</b>&nbsp;&nbsp;&nbsp; <m:math xmlns="http://www.w3.org/1998/Math/MathML">

<m:mrow><m:mo stretchy="false">{</m:mo><m:mn>4</m:mn><m:mo>;</m:mo><m:mn>1</m:mn><m:mo stretchy="false">}</m:mo></m:mrow></m:math>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; <b>D)</b>&nbsp;&nbsp;&nbsp; <m:math xmlns="http://www.w3.org/1998/Math/MathML">

<m:mrow><m:mo stretchy="false">{</m:mo><m:mn>11</m:mn><m:mo>;</m:mo><m:mn>7</m:mn><m:mo stretchy="false">}</m:mo></m:mrow></m:math> &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<b>E)</b>&nbsp;&nbsp;&nbsp; nincs ilyen változtatás vagy több is van<br />

y default: it reads from stdin and writes to stdout.

But a non-switch argument specifies the file[.tex] to translate to file.xml.

Diagnostics concerning unknown or untranslated constructs are sent to stderr.

<div class="p"><!----></div>

  Obtain USAGE </td><td width="150">

 switch information by:   ttm -?

  Obtain QUALIFICATIONS by:               ttm -?q

<div class="p"><!----></div>

TtM may be used and distributed under the terms of the GPL version 2.
<br />&nbsp;<br /><div align="right">[ <a class="link" href="exercise_box.php?mode=sne-s-j-&amp;label=A.I%3A%3AalgI_GHP_224_teszha_071208a" target="_blank" onclick="mutat('exercise_box.php?mode=sne-s-j-&amp;label=A.I%3A%3AalgI_GHP_224_teszha_071208a'); return false;">&nbsp;Megoldás&nbsp;</a>&nbsp;] </div></div>

<div class="feladat"><b>Feladat: 14.16.</b><br /> <a name="algI_GHP_224_teszha_071208b" />[<a href="bib_box.php?mode=sne---j-&amp;citation_num=65" target="bib_box" onclick="mutat('bib_box.php?mode=sne---j-&amp;citation_num=65'); return false;">65</a>] A <m:math xmlns="http://www.w3.org/1998/Math/MathML">

<m:mrow><m:mn>2</m:mn><m:mo stretchy="false">(</m:mo><m:mn>6</m:mn><m:mo>-</m:mo><m:mn>3</m:mn><m:mi>x</m:mi><m:mo stretchy="false">)</m:mo><m:mo>+</m:mo><m:mn>5</m:mn><m:mo stretchy="false">(</m:mo><m:mn>4</m:mn><m:mi>x</m:mi><m:mo>-</m:mo><m:mn>1</m:mn><m:mo stretchy="false">)</m:mo><m:mo>=</m:mo><m:mn>11</m:mn><m:mi>x</m:mi><m:mo>+</m:mo><m:mn>7</m:mn></m:mrow></m:math> egyenletben szereplő számok (tehát a 2, 6,

3, 5, 4, 1, 11, 7) közül <b>egyet</b> megváltoztathatunk, de csak pozitív

egész számot tehetünk a helyére. Más változtatásra nincs lehetőség.

<div class="p"><!----></div>

El lehet-e érni ilyen módon, hogy a keletkező egyenletnek

minden szám megoldása legyen? Melyiket változtassuk?A megváltoztatandó szám az alábbi halmaz egyik eleme:

<div class="p"><!----></div>

<br /><b>A)</b>&nbsp;&nbsp;&nbsp; <m:math xmlns="http://www.w3.org/1998/Math/MathML">

<m:mrow><m:mo stretchy="false">{</m:mo><m:mn>2</m:mn><m:mo>;</m:mo><m:mn>6</m:mn><m:mo stretchy="false">}</m:mo></m:mrow></m:math>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<b>B)</b>&nbsp;&nbsp;&nbsp; <m:math xmlns="http://www.w3.org/1998/Math/MathML">

<m:mrow><m:mo stretchy="false">{</m:mo><m:mn>3</m:mn><m:mo>;</m:mo><m:mn>5</m:mn><m:mo stretchy="false">}</m:mo></m:mrow></m:math>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; <b>C)</b>&nbsp;&nbsp;&nbsp; <m:math xmlns="http://www.w3.org/1998/Math/MathML">

<m:mrow><m:mo stretchy="false">{</m:mo><m:mn>4</m:mn><m:mo>;</m:mo><m:mn>1</m:mn><m:mo stretchy="false">}</m:mo></m:mrow></m:math>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; <b>D)</b>&nbsp;&nbsp;&nbsp; <m:math xmlns="http://www.w3.org/1998/Math/MathML">

<m:mrow><m:mo stretchy="false">{</m:mo><m:mn>11</m:mn><m:mo>;</m:mo><m:mn>7</m:mn><m:mo stretchy="false">}</m:mo></m:mrow></m:math> &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<b>E)</b>&nbsp;&nbsp;&nbsp; nincs ilyen változtatás vagy több is van<br />

y default: it reads from stdin and writes to stdout.

But a non-switch argument specifies the file[.tex] to translate to file.xml.

Diagnostics concerning unknown or untranslated constructs are sent to stderr.

<div class="p"><!----></div>

  Obtain USAGE </td><td width="150">

 switch information by:   ttm -?

  Obtain QUALIFICATIONS by:               ttm -?q

<div class="p"><!----></div>

TtM may be used and distributed under the terms of the GPL version 2.
<br />&nbsp;<br /><div align="right">[ <a class="link" href="exercise_box.php?mode=sne-s-j-&amp;label=A.I%3A%3AalgI_GHP_224_teszha_071208b" target="_blank" onclick="mutat('exercise_box.php?mode=sne-s-j-&amp;label=A.I%3A%3AalgI_GHP_224_teszha_071208b'); return false;">&nbsp;Megoldás&nbsp;</a>&nbsp;] </div></div>

<div class="feladat"><b>Feladat: 14.17.</b><br /> <a name="algI_GHP_189_tesztha_071208" /><a href="bib_box.php?mode=sne---j-&amp;citation_num=" target="bib_box" onclick="mutat('bib_box.php?mode=sne---j-&amp;citation_num='); return false;"></a>Oldjuk meg az alábbi egyenletet!

<br />

<table width="100%"><tr><td align="center">

    <m:math xmlns="http://www.w3.org/1998/Math/MathML">

    <m:mstyle displaystyle="true"><m:mrow>

<m:mfrac><m:mrow><m:mi>x</m:mi></m:mrow>

<m:mrow><m:mn>3</m:mn></m:mrow>

</m:mfrac>

<m:mo>-</m:mo>

<m:mfrac><m:mrow><m:mn>5</m:mn><m:mi>x</m:mi><m:mo>-</m:mo><m:mn>2</m:mn></m:mrow>

<m:mrow><m:mn>2</m:mn></m:mrow>

</m:mfrac>

<m:mo>=</m:mo><m:mn>20</m:mn><m:mo>+</m:mo><m:mi>x</m:mi></m:mrow>

    </m:mstyle></m:math>

</td></tr></table>

<br />

Válasszuk ki, hogy melyik intervallumba esik az egyenlet megoldása!

<div class="p"><!----></div>

<br /><b>A)</b>&nbsp;&nbsp;&nbsp; <m:math xmlns="http://www.w3.org/1998/Math/MathML">

<m:mrow><m:mi>x</m:mi><m:mo>&lt;</m:mo><m:mo>-</m:mo><m:mn>4</m:mn></m:mrow></m:math>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<b>B)</b>&nbsp;&nbsp;&nbsp; <m:math xmlns="http://www.w3.org/1998/Math/MathML">

<m:mrow><m:mo>-</m:mo><m:mn>4</m:mn><m:mo>&le;</m:mo><m:mi>x</m:mi><m:mo>&lt;</m:mo><m:mn>1</m:mn></m:mrow></m:math>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; <b>C)</b>&nbsp;&nbsp;&nbsp; <m:math xmlns="http://www.w3.org/1998/Math/MathML">

<m:mrow><m:mn>1</m:mn><m:mo>&le;</m:mo><m:mi>x</m:mi><m:mo>&lt;</m:mo><m:mn>6</m:mn></m:mrow></m:math>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; <b>D)</b>&nbsp;&nbsp;&nbsp; <m:math xmlns="http://www.w3.org/1998/Math/MathML">

<m:mrow><m:mn>6</m:mn><m:mo>&le;</m:mo><m:mi>x</m:mi><m:mo>&lt;</m:mo><m:mn>11</m:mn></m:mrow></m:math> &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<b>E)</b>&nbsp;&nbsp;&nbsp; <m:math xmlns="http://www.w3.org/1998/Math/MathML">

<m:mrow><m:mn>11</m:mn><m:mo>&le;</m:mo><m:mi>x</m:mi></m:mrow></m:math><br />

y default: it reads from stdin and writes to stdout.

But a non-switch argument specifies the file[.tex] to translate to file.xml.

Diagnostics concerning unknown or untranslated constructs are sent to stderr.

<div class="p"><!----></div>

  Obtain USAGE </td><td width="150">

 switch information by:   ttm -?

  Obtain QUALIFICATIONS by:               ttm -?q

<div class="p"><!----></div>

TtM may be used and distributed under the terms of the GPL version 2.
<br />&nbsp;<br /><div align="right">[ <a class="link" href="exercise_box.php?mode=sne-s-j-&amp;label=A.I%3A%3AalgI_GHP_189_tesztha_071208" target="_blank" onclick="mutat('exercise_box.php?mode=sne-s-j-&amp;label=A.I%3A%3AalgI_GHP_189_tesztha_071208'); return false;">&nbsp;Megoldás&nbsp;</a>&nbsp;] </div></div>
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