If , , and , then…

MATHEMATICS · Single correct · A Level · Mathematics · Algebra and Functions · Algebra and Functions

Problem

If

f:\mathbb{R}\to\mathbb{R}

,

f(x)=(x+1)^3

, and

g(x)=x^2+1

, then

(f\circ g)(-3)

equals (a) 121 (b) 112 (c) 211 (d) None of these

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