Question

Dadas as funções f(x)=x(2)- 1 e G(x)=2X

Calcule

A) F[g(x)]

B) g[f(x)]

Answer 1

f(x)=x^(2)- 1 e G(x)=2X

Calcule

A)
= F[g(x)]
= x^2 - 1
= (2x)^2 - 1
= 4x^2 - 1

B)
= g[f(x)]
= 2.x
= 2.(x^2 - 1)
= 2x^2 - 2