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# View of /trunk/NationalProblemLibrary/Utah/Intermediate_Algebra/set8_Quadratic_Equations_Functions_and_Inequalities/s8p20.pg

Revision 956 - (download) (annotate)
Sat Feb 7 16:55:50 2009 UTC (4 years, 3 months ago) by jj
File size: 1009 byte(s)
```Fixed NPL tags.
```

```    1 ## Author('Utah ww group')
2 ## Institution('Univeristy of Utah')
3 ## DBsubject('Algebra')
4 ## DBchapter('Equations and Inequalities')
5 ## DBsection('Quadratic Equations')
6 ## AuthorText1('Ron Larson and Robert P. Hostetler')
7 ## TitleText1('Intermediate Algebra')
8 ## EditionText1('4')
9 ## Section1(' Quadratic Equations, Functions, and Inequalities ')
10 ## Problem1('')
11
12 ##KEYWORDS('algebra')
13
14 DOCUMENT();        # This should be the first executable line in the problem.
15
16 loadMacros(
17 "PG.pl",
18 "PGbasicmacros.pl",
19 "PGchoicemacros.pl",
20 "PGanswermacros.pl",
21 "PGauxiliaryFunctions.pl"
22 );
23
24 TEXT(&beginproblem);
25
26
27
28
29 TEXT(EV2(<<EOT));
30 This is like the preceding problems except that your answer is an
31 algebraic expression.
32 EOT
33
34 TEXT(EV2(<<EOT));
35 \$BR
36 \(x^2 + b x +\) \{ ans_rule(10) \} \( =  (x +  \)
37 EOT
38 &ANS(multivar_function_cmp("b*b/4",["b"]));
39 TEXT(EV2(<<EOT));
40 \{ ans_rule(10) \} \()^2\).
41 EOT
42 &ANS(multivar_function_cmp("b/2",["b"]));
43
44
45
46 ENDDOCUMENT();        # This should be the last executable line in the problem.
```

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