document.write( "Question 1013519: Which of the following is equal to the rational expression when x does not equal -4 or 16?
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document.write( "x^2-16/(X-16)(x+4)
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document.write( "A.1/x+4
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document.write( "B.x-4/x-16
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document.write( "C.x/x+7 \n" );
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Algebra.Com's Answer #629805 by fractalier(6550)![]() ![]() You can put this solution on YOUR website! Factor and cancel. \n" ); document.write( "x^2-16/(x-16)(x+4) = (x+4)(x-4) / (x-16)(x+4) = x-4 / x-16 \n" ); document.write( "Choice B. \n" ); document.write( " |