## DESCRIPTION
## Algebra
## ENDDESCRIPTION

## KEYWORDS('algebra','function','domain','range','graph')
## Tagged by cmd6a 8/6/06

## DBsubject('Algebra')
## DBchapter('Functions')
## DBsection('Domain and Range')
## Date('')
## Author('')
## Institution('ASU')
## TitleText1('')
## EditionText1('')
## AuthorText1('')
## Section1('')
## Problem1('')

DOCUMENT();        # This should be the first executable line in the problem.

loadMacros(
"PG.pl",
"PGbasicmacros.pl",
"PGchoicemacros.pl",
"PGanswermacros.pl",
"PGauxiliaryFunctions.pl",
"PGasu.pl",
"extraAnswerEvaluators.pl"
);

TEXT(beginproblem());
$showPartialCorrectAnswers = 0;


TEXT(EV2(<<EOT));
$BBOLD Click on the graph to view the enlarged graph $EBOLD
$BR
Consider the function given in the following graph.
$PAR \{ image("c2s2p7.gif") \} $PAR
$BR
What is its domain? \{ans_rule(25)\}
$BR
What is its range? \{ans_rule(25)\}
$BR
$BBOLD
Note: $EBOLD
Write the answer in interval notation.
EOT

$ans1=-3;
$ans2=3;
$ans3=-1;
$ans4=2;

ANS(interval_cmp("[$ans1,$ans2]"));
ANS(interval_cmp("[$ans3,$ans4]"));

ENDDOCUMENT();        # This should be the last executable line in the problem.