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

    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.