Question

Dado um polinomio P(x) = 2x2 + x-3, calcule: P(5) P(1) P(0)

Answer 1

P( 5 ) = 2 . (5)² + 5-3 = 2.25 +2= 50+2 = 52
P ( 1 ) = 2. (1)² + 1-3= 2.1 -2= 2-2 = 0
P ( 0 ) = 2. (0)² + 0-3= 2.0 -3= 0-3=-3