## DESCRIPTION ## Precalculus: scaling and translating functions ## ENDDESCRIPTION ## KEYWORDS('precalculus', 'scaling and translating functions') ## DBsubject('WeBWorK') ## DBchapter('WeBWorK Tutorial') ## DBsection('Fort Lewis Tutorial 2011') ## Date('01/30/2011') ## Author('Paul Pearson') ## Institution('Fort Lewis College') ## TitleText1('') ## EditionText1('') ## AuthorText1('') ## Section1('') ## Problem1('') ########################### # Initialization DOCUMENT(); loadMacros( "PGstandard.pl", "MathObjects.pl", "AnswerFormatHelp.pl", "parserFunction.pl", ); TEXT(beginproblem()); ########################### # Setup Context("Numeric"); parserFunction(f => "sin(e*x)+5.5*pi"); \$answer = Formula("f(x-2) + 1"); ########################### # Main text Context()->texStrings; BEGIN_TEXT A function \( f(x) \) is shifted to the right \( 2 \) units and up \( 1 \) unit. Find a formula for this shifted function in terms of the function \( f(x) \). \$BR \$BR Answer = \{ ans_rule(20) \} \{ AnswerFormatHelp("formulas") \} END_TEXT Context()->normalStrings; ############################ # Answer evaluation \$showPartialCorrectAnswers = 1; ANS( \$answer->cmp() ); ############################ # Solution Context()->texStrings; BEGIN_SOLUTION \${PAR}SOLUTION:\${PAR} Solution explanation goes here. END_SOLUTION Context()->normalStrings; COMMENT('MathObject version.'); ENDDOCUMENT();