Question

Sejam f: R* --> R* e g:R* -->R* definidas pelas leis: f(x)= 4x+3 e g(x)=x-4. Determine o valor de
a) f(g(2))
b) g(g(5))

Answer 1

Ola Barbara

g(2) = 2 - 4 = -2
f(-2) = -8 + 3 = -5

g(5) = 5 - 4 = 1
g(1) = 1 - 4 = -3