Question

f(x) = 5-x calcule f(-2) e f(3/2)

Answer 1

Oi

f(x) = 5 -x

Calculando f(-2):
f(-2) = 5 - (-2)
f(-2) = 5 + 2
f(-2) = 7

Calculando f(3/2):
f(3/2) = 5 - x
f(3/2) = 5 - 3/2
f(3/2) = 10 - 3
f(3/2) = 7