Question

Dadas as funções f(x)=x+1 e g(x)= x²-3 , calcule

A) f(g(1))
B) f(g(-2))
C) g(f(-5))

Answer 1

g(1)=-2  f(-2)=-1
a=-1

g(-2)=1  f(1)=2
b=2

f(-5)=-4  g(-4)=13
c=13