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<h2>Periodic Answers</h2> | <h2>Periodic Answers</h2> | ||
[[File:PeriodicAnswers1.png|300px|thumb|right|Click to enlarge]] | |||
<p style="background-color:#eeeeee;border:black solid 1px;padding:3px;"> | <p style="background-color:#eeeeee;border:black solid 1px;padding:3px;"> | ||
This PG code shows how to check student answers that are periodic. | This PG code shows how to check student answers that are periodic. | ||
</p> | </p> | ||
* Download file: [[File:PeriodicAnswers1.txt]] (change the file extension from txt to pg when you save it) | |||
* File location in NPL: <code>FortLewis/Authoring/Templates/Trig/PeriodicAnswers1.pg</code> | |||
<br clear="all" /> | |||
<p style="text-align:center;"> | <p style="text-align:center;"> | ||
[[SubjectAreaTemplates|Templates by Subject Area]] | [[SubjectAreaTemplates|Templates by Subject Area]] | ||
Revision as of 20:17, 2 December 2010
Periodic Answers
This PG code shows how to check student answers that are periodic.
- Download file: File:PeriodicAnswers1.txt (change the file extension from txt to pg when you save it)
- File location in NPL:
FortLewis/Authoring/Templates/Trig/PeriodicAnswers1.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: |