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22 April, 19:53

Use the functions f (x) and g (x) to answer the question f (x) = x^2-16; g (x) = x+4 which is equal to (f/g) (x) ?

A. x+4, x=-4

B. x-4, x=4

C. x-4, x=-4

D. x+4, x=4

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Answers (1)
  1. 22 April, 21:26
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    (x+4) ^2-16=0

    x^2+4x+16-16=0

    x (x+4) = 0

    A. x+4, x=-4
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