SOLUTION: Which of the following is equal to the rational expression when x does not equal -4 or 16? x^2-16/(X-16)(x+4) A.1/x+4 B.x-4/x-16 C.x/x+7

SOLUTION: Which of the following is equal to the rational expression when x does not equal -4 or 16? x^2-16/(X-16)(x+4) A.1/x+4 B.x-4/x-16 C.x/x+7

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Question 1013519: Which of the following is equal to the rational expression when x does not equal -4 or 16?
x^2-16/(X-16)(x+4)
A.1/x+4
B.x-4/x-16
C.x/x+7
Answer by fractalier(6550) (Show Source): You can put this solution on YOUR website!
Factor and cancel.
x^2-16/(x-16)(x+4) = (x+4)(x-4) / (x-16)(x+4) = x-4 / x-16
Choice B.
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