document.write( "Question 731836: Sketch a graph for IxI=4
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Algebra.Com's Answer #447657 by Alan3354(69443)\"\" \"About 
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Sketch a graph for IxI=4
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\n" ); document.write( "If you mean absolute value of x, use |x| ( | = Shift \ )
\n" ); document.write( "It's 2 lines, parallel to the y-axis.
\n" ); document.write( "One thru (-4,0) and one thru (4,0)\r
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