document.write( "Question 482922: I need some help with this problem....\r
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document.write( "Thanks\r
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document.write( "Factor by grouping\r
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document.write( "21x^3 - 15x^2 + 56x-40=\r
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document.write( "and this one please...\r
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document.write( "x^3 +4x^2-2x-8=\r
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document.write( "thanks for all your help...I am just stuck on these few problems... \n" );
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Algebra.Com's Answer #330491 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! Factor by grouping \n" ); document.write( "21x^3 - 15x^2 + 56x-40 \n" ); document.write( "---- \n" ); document.write( "3x^2(7x-5) + 8(7x-5) \n" ); document.write( "---- \n" ); document.write( "= (7x-5)(3x^2+8) \n" ); document.write( "========================== \n" ); document.write( " \n" ); document.write( "and this one please... \n" ); document.write( "x^3 +4x^2-2x-8 \n" ); document.write( "---- \n" ); document.write( "x^2(x+4)-2(x+4) \n" ); document.write( "---- \n" ); document.write( "(x+4)(x^2-2) \n" ); document.write( "================= \n" ); document.write( "cheers, \n" ); document.write( "Stan H. \n" ); document.write( "= \n" ); document.write( " \n" ); document.write( " |