Difference between revisions of "PeriodicAnswers1"
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<li>File location: <code>NationalProblemLibrary/FortLewis/Authoring/Templates/Trig/PeriodicAnswers1.pg</code></li> |
<li>File location: <code>NationalProblemLibrary/FortLewis/Authoring/Templates/Trig/PeriodicAnswers1.pg</code></li> |
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| − | <li>Download file: </li> |
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| + | <li>Download file: [[File:PeriodicAnswers1.txt]] (change the file extension from txt to pg)</li> |
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Revision as of 17:17, 30 November 2010
Periodic Answers
This PG code shows how to check student answers that are periodic.
- File location:
NationalProblemLibrary/FortLewis/Authoring/Templates/Trig/PeriodicAnswers1.pg - Download file: File:PeriodicAnswers1.txt (change the file extension from txt to pg)
| PG problem file | Explanation |
|---|---|
|
Problem tagging: |
|
DOCUMENT(); loadMacros( "PGstandard.pl", "MathObjects.pl", "AnswerFormatHelp.pl", ); TEXT(beginproblem()); |
Initialization: |
Context("Numeric");
$answer = Real("pi/2")->with(period=>pi);
|
Setup: This is self-explanatory. |
Context()->texStrings;
BEGIN_TEXT
Enter a solution to \( \cos(\theta) = 0 \).
$BR
$BR
\( \theta = \)
\{ ans_rule(10) \}
\{ AnswerFormatHelp("angles") \}
END_TEXT
Context()->normalStrings;
|
Main Text: |
$showPartialCorrectAnswers = 1; ANS( $answer->cmp() ); |
Answer Evaluation: |
Context()->texStrings; BEGIN_SOLUTION The cosine of an angle is zero when the angle is an integer multiple of \( \pi \). END_SOLUTION Context()->normalStrings; ENDDOCUMENT(); |
Solution: |
