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Math help please let f(x)=x2+8 and g(x)=4x+9 fine expression; (g o f) (x) =
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Math help please let f(x)=x2+8 and g(x)=4x+9 fine expression; (g o f) (x) =

User Steve Riesenberg
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f(x) = x^2 + 8
g(x) = 4x + 9
(g o f)(x) = g(f(x)) = g(x^2 + 8) = 4(x^2 + 8) + 9 = 4x^2 + 32 + 9 = 4x^2 + 41
User Swolfe
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