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formula2.problem
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Mon Jun 24 19:51:30 2002 UTC (22 years, 2 months ago) by
albertel
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version_2_9_X,
version_2_9_99_0,
version_2_9_1,
version_2_9_0,
version_2_8_X,
version_2_8_99_1,
version_2_8_99_0,
version_2_8_2,
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stable_2002_july,
loncapaMITrelate_1,
language_hyphenation_merge,
language_hyphenation,
conference_2003,
bz6209-base,
bz6209,
STABLE,
HEAD,
GCI_3,
GCI_2,
GCI_1,
BZ4492-merge,
BZ4492-feature_horizontal_radioresponse,
BZ4492-feature_Support_horizontal_radioresponse,
BZ4492-Support_horizontal_radioresponse
- adding felicia demo course that teaches bout lon-capa
1: <problem>
2: <script type="loncapa/perl">$coeff1=&random(2,5,1);
3: $coeff2=&random(2,5,1);
4: $power1=&random(3,5,1);
5: $power1a=$power1 - 1;
6: $power2=&random(3,5,1);
7: $power2a=$power2 - 1;
8: $c1Xp1=$coeff1 * $power1;
9: $c2Xp2=$coeff2 * $power2;
10: $answer="$c1Xp1*x^$power1a + $c2Xp2*y^$power2a"
11: </script>
12: <startouttext />What is the derivative of $coeff1*x^$power1 + $coeff2*y^$power2? <br />
13: <i>Answer is <m eval="on">$ $answer $</m></i><br /><endouttext />
14: <formularesponse answer="$answer" id="11" samples="x,y@1,-1:3,10#10;10,1.01:1000,-1000#4">
15: <responseparam name="tol" type="tolerance" description="Numerical Tolerance" default="1%" />
16: <textline size="50" />
17: <hintgroup>
18: </hintgroup>
19: </formularesponse>
20:
21: </problem>
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