Question

P(X)=2×4+5×3-3×2-5
o valor de P(1) é?
(A) 1
(B) 0
(C) 1
(D) 2​

Answer 1

Explicação passo-a-passo:

P (x) = 2x⁴ +5x³ -3x² -5

P(1)= 2 . 1⁴ +5. 1³ -3 .1² -5

P(1)= 2.1 +5.1 -3.1 -5

P(1)= 2+5-3-5

P(1)= 7-3-5

P(1)= 4 -5

P(1)= - 1