Question

Dadas as funcoes f(x)=x/2 -1 e g(x)=1-2x. Determine o valor de f(g(2))

Answer 1

f(x) = 2 = x/2 -1
2 = x/2 - 1
+1 +2 = x/2
f(2) = 6

f(g) = 2 = 1-2x
2= 1-2x
-1 +2 = -2x
1 = -2x
x = -1/2
f(g2) = -0,5