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Mathematics 21 Online
OpenStudy (anonymous):

does any one no what the answer to this is Which factor do you cancel from the numerator and denominator to simplify x^2-3x-4/x^2-16

OpenStudy (compassionate):

(x+1)(x-4) / (x-4)(x+4) x - 4 cancels. The solved equation is (x+1/x+4)

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