Question

Given f(x) = x+1 and g(x) =x2 what is (gif)(x)

Answer 1

gof(x) = (x+1)^2 = x^2+2x+1

Explanation:

f(x) = x+1

g(x) =x2

gof(x) = g(f(x)) = g(x+1)=(x+1)^2