Question

Given f (x) =3x+7,g(x) =-x+8,h(x)=x^2+3x-1 Prove that composition of functions is associative

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Answer 1

Step-by-step explanation:

(fog)(x)=f(g(x))=2(3x+2)−1=6x+4−1=6x+3=3(2x+1)

Answer 2

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