Problem8: Difference between revisions
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TEXT(beginproblem()); | TEXT(beginproblem()); | ||
$showPartialCorrectAnswers = 1; | $showPartialCorrectAnswers = 1; | ||
# output the text of the problem | # output the text of the problem | ||
| Line 27: | Line 27: | ||
ENDDOCUMENT(); | ENDDOCUMENT(); | ||
[[Category:PREP 2011]] | |||
Latest revision as of 17:17, 16 June 2021
Prep Main Page > Web Conference 2 > Sample Problems > Problem 8
This is Library/Utah/Business_Algebra/set2_Linear_Equations_and_Functions/p08.pg
DOCUMENT();
loadMacros("PG.pl", "PGbasicmacros.pl", "PGchoicemacros.pl",
"PGanswermacros.pl",
"PGauxiliaryFunctions.pl");
TEXT(beginproblem());
$showPartialCorrectAnswers = 1;
# output the text of the problem
$a = random(10,20,1);
$b = random(1,3,1);
TEXT(EV2(<<EOT));
Solve for \(x\): \( \sqrt{x-$a}-\sqrt{x}=-$b \)
$BR
Answer: \(x\) = \{ans_rule(30)\}
EOT
$ans1 = ($a+$b**2)**2/(4*$b**2);
ANS(num_cmp($ans1));
ENDDOCUMENT();