Question

Dado o polinômio

P(x) = -4x³ + 2x² + x - 1, calcule:

a) P(1)
b)P(2)
c) P(-3)
d) P(0)
​

Answer 1

a)-4.1³+2.1²+1-1

-4+2+0=-2

b)-4.2³+2.2²+2-1

-32+8+1=-32+9=-23

c)-4.-3³+2.(-3)²-3-1

-4.-27+18-4=108+14=122

d)-4.0³+2.0²+0-1

0+0+0-1=-1

Espero ajudar❤