Difference between revisions of "IndefiniteIntegrals1"

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(PGML example link)
(add historical tag and give links to newer problems.)
 
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{{historical}}
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<p style="font-size: 120%;font-weight:bold">This problem has been replaced with [https://openwebwork.github.io/pg-docs/sample-problems/IntegralCalc/IndefiniteIntegrals.html a newer version of this problem]</p>
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<h2>Indefinite Integrals and General Antiderivatives</h2>
 
<h2>Indefinite Integrals and General Antiderivatives</h2>
   
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<tr valign="top">
 
<tr valign="top">
<th> PG problem file </th>
+
<th style="width: 40%"> PG problem file </th>
 
<th> Explanation </th>
 
<th> Explanation </th>
 
</tr>
 
</tr>
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loadMacros(
 
loadMacros(
"PGstandard.pl",
+
'PGstandard.pl',
"MathObjects.pl",
+
'MathObjects.pl',
"AnswerFormatHelp.pl",
+
'parserFormulaUpToConstant.pl',
"parserFormulaUpToConstant.pl",
+
'PGML.pl',
  +
'PGcourse.pl'
 
);
 
);
   
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<td style="background-color:#ffdddd;border:black 1px dashed;">
 
<td style="background-color:#ffdddd;border:black 1px dashed;">
 
<pre>
 
<pre>
Context()->texStrings;
 
  +
BEGIN_PGML
BEGIN_TEXT
 
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+ Enter a specific antiderivative for [` e^x `]: [____________]{$specific->cmp(upToConstant=>1)}
Enter a specific antiderivative for \( e^x \):
 
  +
\{ ans_rule(20) \}
 
  +
+ Enter the most general antiderivative for [` e^x `]: [____________]{$general}
\{ AnswerFormatHelp("formulas") \}
 
  +
$BR
 
  +
[@ helpLink('formulas') @]*
$BR
 
  +
END_PGML
Enter the most general antiderivative for \( e^x \):
 
\{ ans_rule(20) \}
 
\{ AnswerFormatHelp("formulas") \}
 
END_TEXT
 
Context()->normalStrings;
 
 
</pre>
 
</pre>
 
<td style="background-color:#ffcccc;padding:7px;">
 
<td style="background-color:#ffcccc;padding:7px;">
 
<p>
 
<p>
 
<b>Main Text:</b>
 
<b>Main Text:</b>
</p>
 
</td>
 
</tr>
 
 
<!-- Answer evaluation section -->
 
 
<tr valign="top">
 
<td style="background-color:#eeddff;border:black 1px dashed;">
 
<pre>
 
$showPartialCorrectAnswers = 1;
 
 
ANS( $specific->cmp(upToConstant=>1) );
 
 
ANS( $general->cmp() );
 
</pre>
 
<td style="background-color:#eeccff;padding:7px;">
 
<p>
 
<b>Answer Evaluation:</b>
 
For the specific antiderivative, we must use <code>upToConstant=>1</code>, otherwise the only answer that will be marked correct will be <code>e^x</code>.
 
 
</p>
 
</p>
 
</td>
 
</td>
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<td style="background-color:#ddddff;border:black 1px dashed;">
 
<td style="background-color:#ddddff;border:black 1px dashed;">
 
<pre>
 
<pre>
Context()->texStrings;
 
  +
BEGIN_PGML_SOLUTION
BEGIN_SOLUTION
 
 
Solution explanation goes here.
 
Solution explanation goes here.
END_SOLUTION
 
  +
END_PGML_SOLUTION
Context()->normalStrings;
 
 
COMMENT('MathObject version.');
 
   
 
ENDDOCUMENT();
 
ENDDOCUMENT();

Latest revision as of 05:13, 18 July 2023

This article has been retained as a historical document. It is not up-to-date and the formatting may be lacking. Use the information herein with caution.

This problem has been replaced with a newer version of this problem


Indefinite Integrals and General Antiderivatives

Click to enlarge

This PG code shows how to check answers that are indefinite integrals or general antiderivatives.


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PG problem file Explanation

Problem tagging data

Problem tagging:

DOCUMENT();

loadMacros(
  'PGstandard.pl',
  'MathObjects.pl',
  'parserFormulaUpToConstant.pl',
  'PGML.pl',
  'PGcourse.pl'
);

TEXT(beginproblem());

Initialization:

Context("Numeric");

$specific = Formula("e^x");

$general = FormulaUpToConstant("e^x");

Setup: Examples of specific and general antiderivatives:

  • Specific antiderivatives: e^x, e^x + pi
  • General antiderivatives: e^x + C, e^x + C - 3, e^x + K

The specific antiderivative is an ordinary formula, and we check this answer, we will specify that it be a formula evaluated up to a constant (see the Answer Evaluation section below). For the general antiderivative, we use the FormulaUpToConstant() constructor provided by parserFormulaUpToConstant.pl.

BEGIN_PGML
+ Enter a specific antiderivative for [` e^x `]: [____________]{$specific->cmp(upToConstant=>1)}

+ Enter the most general antiderivative for [` e^x `]: [____________]{$general}

[@ helpLink('formulas') @]*
END_PGML

Main Text:

BEGIN_PGML_SOLUTION
Solution explanation goes here.
END_PGML_SOLUTION

ENDDOCUMENT();

Solution:

Templates by Subject Area