Question

Given that f(x) =2x-3 and g(x) =1-x^2 calculate f(g(0)) and f(g(0))

Answer 1

f(g(0)) = -1

g(f(0)) = -8

using substitution

Answer 2

1) Substitute x=0 into g(x), you will get g(0) = 1.
2) Substitute g(0) = 1 into f(x), you will get f(g(0)) = -1.