Question

If f(x)=9x-8 and g(x)=x³ what is (g°f)(1) please explain how you got the answer

Answer 1

f(x) = 9x-8

g(x) = x^3

(g°f) = (9x-8)^3

(g°f)(1) = (9(1)-8)^3 = (9-8)^3 = 1^3 = 1