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# View of /trunk/NationalProblemLibrary/ASU-topics/setSolveEquations/zhu8.pg

Sat Jun 3 14:35:45 2006 UTC (6 years, 11 months ago) by gage
File size: 1132 byte(s)
 Cleaned code with convert-functions.pl script


    1 ##Solve for an equation
2 ## Algebra equation
3 ##ENDDESCRIPTION
4
5
6 ## KEYWORDS('Equations and Inequalities')
7 ## Tagged by ynw2d
8
9 ## DBsubject('Algebra')
10 ## DBchapter('Equations and Inequalities')
11 ## DBsection('Algebraic and Graphical Solutions of Equations')
12 ## Date('')
13 ## Author('')
14 ## Institution('ASU')
15 ## TitleText1('')
16 ## EditionText1('')
17 ## AuthorText1('')
18 ## Section1('')
19 ## Problem1('')
20
21
22
23 DOCUMENT();        # This should be the first executable line in the problem.
24
26 "PG.pl",
27 "PGbasicmacros.pl",
28 "PGchoicemacros.pl",
30 "PGauxiliaryFunctions.pl",
31 "PGasu.pl",
33 );
34
35 TEXT(beginproblem());
36 $showPartialCorrectAnswers = 0; 37 38$a = random(1,10,1);
39 $b = non_zero_random(1,10,1); 40 41 TEXT(EV2(<<EOT)); 42 Solve the following equation. 43$BR
44 $\sqrt{11-x^2} - \frac{2}{\sqrt{11-x^2}} = 1$
45 $BR 46 Answer: \{ans_rule(35) \} 47$BR
48 $BBOLD Note:$EBOLD
49  If there is more than one answer, write them separated by commas (e.g., 1, 2).
50 EOT
51 $ans1 = 7**0.5; 52$ans2 = - 7**0.5;
53 ANS(number_list_cmp("$ans1,$ans2"));
54
55
56 ENDDOCUMENT();        # This should be the last executable line in the problem.;
57
58


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