Difference between revisions of "FormulaAnswer1"
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Revision as of 15:39, 3 January 2012
Answer is a Number or a Formula
This PG code shows how to write a question whose answer is a number or a formula.
- Download file: File:FormulaAnswer1.txt (change the file extension from txt to pg when you save it)
- File location in NPL:
FortLewis/Authoring/Templates/Misc/FormulaAnswer1.pg
PG problem file | Explanation |
---|---|
Problem tagging: |
|
DOCUMENT(); loadMacros( "PGstandard.pl", "MathObjects.pl", "AnswerFormatHelp.pl", ); TEXT(beginproblem()); |
Initialization: |
Context("Numeric"); $a = non_zero_random(-9,9,1); do { $b = random(2,9,1); } until ( $b != $a ); $answer1 = Compute("$a"); $answer2 = Compute("$a x^($b) + $b")->reduce(); |
Setup:
We use |
Context()->texStrings; BEGIN_TEXT Enter \( $answer1 \): \{ ans_rule(20) \} \{ AnswerFormatHelp("numbers") \} $BR $BR Enter \( $answer2 \): \{ ans_rule(20) \} \{ AnswerFormatHelp("formulas") \} END_TEXT Context()->normalStrings; |
Main Text: |
$showPartialCorrectAnswers = 1; ANS( $answer1->cmp() ); ANS( $answer2->cmp() ); |
Answer Evaluation: |
Context()->texStrings; BEGIN_SOLUTION ${PAR}SOLUTION:${PAR} Solution explanation goes here. END_SOLUTION Context()->normalStrings; COMMENT('MathObject version.'); ENDDOCUMENT(); |
Solution: |