document.write( "Question 744667: y=x^2-4 - having trouble \n" ); document.write( "
Algebra.Com's Answer #453506 by Alan3354(69443)\"\" \"About 
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y=x^2-4 - having trouble
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\n" ); document.write( "x^2 - 4 = 0
\n" ); document.write( "x^2 = 4
\n" ); document.write( "x = -2, x = 2
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