SOLUTION: F(x)=x^2+7 and g(x)= x+3/x find (g o f)(-5)

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Question 830347: F(x)=x^2+7 and g(x)= x+3/x find (g o f)(-5)
Answer by LinnW(1048) About Me  (Show Source):
You can put this solution on YOUR website!
f(x)=x^2+7 and g(x)= x+3/x find (g o f)(-5)
The combined function (g o f)(x) = %28%28x%5E2%2B7%29+%2B+3%29%2F%28x%5E2%2B7%29
obtained by substituting x^2+7 for x
(g o f)(-5) = %28%28%28-5%29%5E2%2B7%29+%2B+3%29%2F%28%28-5%29%5E2%2B7%29 = 35/32