math

For the following problems, use f(x) = x^2 + 8; g(x) = 4x; h(x) = 5x – 3;

(f + h)(x) =

(g – h)(x) =

(f + g)(3) =

(f ∘ g)(–2) =

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asked by Raymond
  1. just add or subtract, using the function definitions given. I'll do

    (f∘g)(–2) = f(g(-2)) = f(-8) = 72

    Now you try the others...

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    posted by Steve

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