Question

Dadas as funções f(x)= x+1 e g(x)= 2x+3, determine:
a) f°g(x)
b) g°g(x)

Answer 1

A)f(g(x))=2x+3+1
.:=2x+4
B)g(g(x))=2(2x+3)+3
.:=4x+6+3
=4x+9