document.write( "Question 110917: Factor the trinomial.\r
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document.write( "-8 a 2 - ab + 9 b 2
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Algebra.Com's Answer #80897 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! Factor the trinomial. \r \n" ); document.write( "\n" ); document.write( "-8 a 2 - ab + 9 b 2 \r \n" ); document.write( "\n" ); document.write( "= -8a^2 +8ab-9ab+9b^2\r \n" ); document.write( "\n" ); document.write( "= -8a(a-b) -9b(a-b)\r \n" ); document.write( "\n" ); document.write( "= -(a-b)(8a+9b) \n" ); document.write( "================== \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( " |