Question

Dado P(x) = x³ - 2, calcular [P(-1)]²

a) 2
b) 5
c) 3
d) -9
e) 9

Answer 1

Dado P(x) = x³ - 2, calcular [P(-1)]²

P(-1)= (-1)^3 - 2 = - 1 - 2 = - 3

[P(-1)]^2 = (-3)^2 = 9

Resp.: e)

e) 9