TableOfValues1

Fill in a Table of Values for a Function

This PG code shows how to create a table with answer blanks in it.

• Download file: File:TableOfValues1.txt (change the file extension from txt to pg when you save it)
• File location in NPL: NationalProblemLibrary/FortLewis/Authoring/Templates/Precalc/TableOfValues1.pg

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PG problem file	Explanation
Problem tagging data	Problem tagging:
DOCUMENT(); loadMacros( "PGstandard.pl", "MathObjects.pl", "AnswerFormatHelp.pl", ); TEXT(beginproblem());	Initialization:
Context("Numeric"); @answer = (); $f = Formula("2^x"); foreach my $i (0..2) { $answer[$i] = $f->eval(x=>$i); }	Setup:
Context()->texStrings; BEGIN_TEXT If \( f(x) = $f \), fill in the table of values with numbers. \{ AnswerFormatHelp("numbers") \} $PAR $BCENTER \{ begintable(5) . row( "\(x = \)", "0", "1", "2" ) . row( "\(f(x) = \)", ans_rule(5), ans_rule(5), ans_rule(5) ) . endtable(); \} $ECENTER END_TEXT Context()->normalStrings;	Main Text: Notice that the table is inside a Perl code block \{ \} and that there are periods at the end of each line (after each of the subroutines begintable(num cols) and row( )) except for the last line. These periods are Perl's string concatenation operator.
$showPartialCorrectAnswers = 1; foreach my $i (0..2) { ANS( $answer[$i]->cmp() ); }	Answer Evaluation:
Context()->texStrings; BEGIN_SOLUTION ${PAR}SOLUTION:${PAR} Solution explanation goes here. END_SOLUTION Context()->normalStrings; COMMENT('MathObject version.'); ENDDOCUMENT();	Solution:

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