Difference between revisions of "InequalityAnswer1"
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<b>Setup:</b> |
<b>Setup:</b> |
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| − | We require students to use inequalities by using <code>Context("Inequalities-Only")</code>. If we had used <code>Context("Inequalities")</code> instead, then students could also enter their answer using interval notation. |
+ | We require students to use inequalities by using <code>Context("Inequalities-Only")</code>. If we had used <code>Context("Inequalities")</code> instead, then students could also enter their answer using interval notation. For more details, please see [http://webwork.maa.org/pod/pg_TRUNK/macros/contextInequalities.pl.html contextInequalities.pl.html] |
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Revision as of 17:08, 5 December 2010
Answer is an Inequality
This PG code shows a question whose answer is an inequality.
- Download file: File:InequalityAnswer1.txt (change the file extension from txt to pg when you save it)
- File location in NPL:
FortLewis/Authoring/Templates/Algebra/InequalityAnswer1.pg
| PG problem file | Explanation |
|---|---|
|
Problem tagging: |
|
DOCUMENT(); loadMacros( "PGstandard.pl", "MathObjects.pl", "contextInequalities.pl", "AnswerFormatHelp.pl", ); TEXT(beginproblem()); |
Initialization:
We must load |
Context("Inequalities-Only");
$a = random(3,9,1);
$ineq = "-$a x \leq 10"; # TeX
$answer = Compute("x >= -10 / $a");
|
Setup:
We require students to use inequalities by using |
Context()->texStrings;
BEGIN_TEXT
Solve the inequality \( \displaystyle $ineq \).
Enter your answer using inequality notation.
$BR
$BR
\{ ans_rule(40) \}
\{ AnswerFormatHelp("inequalities") \}
END_TEXT
Context()->normalStrings;
|
Main Text: |
$showPartialCorrectAnswers = 1; ANS( $answer->cmp() ); |
Answer Evaluation: |
Context()->texStrings;
BEGIN_SOLUTION
${PAR}SOLUTION:${PAR}
Solution explanation goes here.
END_SOLUTION
Context()->normalStrings;
COMMENT("MathObject version.");
ENDDOCUMENT();
|
Solution: |
