UnorderedAnswers1: Difference between revisions
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Revision as of 00:52, 5 December 2010
Answers Can Be Entered Into Answer Blanks in Any Order
This PG code shows how to allow students to enter their answers into several answer blanks in any order.
- Download file: File:UnorderedAnswers1.txt (change the file extension from txt to pg when you save it)
- File location in NPL:
FortLewis/Authoring/Templates/Algebra/UnorderedAnswers1.pg
| PG problem file | Explanation |
|---|---|
|
Problem tagging: |
|
DOCUMENT(); loadMacros( "PGstandard.pl", "MathObjects.pl", "AnswerFormatHelp.pl", "unorderedAnswer.pl", ); TEXT(beginproblem()); |
Initialization: |
Context("Numeric")->variables->add(y=>"Real",z=>"Real");
$a = random(2,9,1);
$answer1 = Compute("x^$a");
$answer2 = Compute("y^$a");
$answer3 = Compute("z^$a");
|
Setup: |
Context()->texStrings;
BEGIN_TEXT
Rewrite the following expression without parentheses.
Simplify your answer as much as possible, and assume
that all variables are positive.
$BR
$BR
\( (xyz)^{$a} = \)
\{ ans_rule(5) \}
\( \cdot \)
\{ ans_rule(5) \}
\( \cdot \)
\{ ans_rule(5) \}
\{ AnswerFormatHelp("formulas") \}
END_TEXT
Context()->normalStrings;
|
Main Text: |
$showPartialCorrectAnswers = 1; UNORDERED_ANS( $answer1->cmp(), $answer2->cmp(), $answer3->cmp(), ); |
Answer Evaluation: |
Context()->texStrings;
BEGIN_SOLUTION
${PAR}SOLUTION:${PAR}
Solution explanation goes here.
END_SOLUTION
Context()->normalStrings;
COMMENT('MathObject version.');
ENDDOCUMENT();
|
Solution: |