Difference between revisions of "FormulaAnswer1"
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(Created page with '<h2>Answer is a Number or a Formula</h2> <p style="background-color:#eeeeee;border:black solid 1px;padding:3px;"> This PG code shows how to write a question whose answer is a nu…') |
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Context("Numeric"); |
Context("Numeric"); |
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| − | $a = |
+ | $a = non_zero_random(-9,9,1); |
do { $b = random(2,9,1); } until ( $b != $a ); |
do { $b = random(2,9,1); } until ( $b != $a ); |
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$answer1 = Compute("$a"); |
$answer1 = Compute("$a"); |
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| − | $answer2 = Compute("$a x + $b"); |
+ | $answer2 = Compute("$a x^($b) + $b"); |
</pre> |
</pre> |
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</td> |
</td> |
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<p> |
<p> |
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<b>Setup:</b> |
<b>Setup:</b> |
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| + | We use <code>do { $b = random(2,9,1); } until ( $b != $a );</code> to generate distinct random numbers. |
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</p> |
</p> |
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</td> |
</td> |
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Revision as of 17:44, 1 December 2010
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:
NationalProblemLibrary/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");
|
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: |
