document.write( "Question 1089257: Factor by grouping, $\"x%5E2%2B6x%2B9-a%5E2\"$ \n" ); document.write( "

Algebra.Com's Answer #703596 by ikleyn(52833) $\"\"$ $\"About$

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document.write( " =  -  = (x+3+a)*(x+3-a).\r\n" );
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