document.write( "Question 507585: X^2 - 9=0 factor \n" ); document.write( "
Algebra.Com's Answer #340588 by Earlsdon(6294)\"\" \"About 
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Factor:
\n" ); document.write( "\"x%5E2-9\" This is a difference of squares, and \"A%5E2-B%5E2+=+%28A-B%29%28A%2BB%29\" and...
\n" ); document.write( "\"x%5E2-9+=+%28x-3%29%28x%2B3%29\"
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