Respuesta :

afzbyjus

Answer:

k = 6

Step-by-step explanation:

Solution:

p(x) = 2x^3 + 5x^2 - x - k

x + 2 = 0

x = -2

p(-2) = 2(-2)^3 + 5(-2)^2 - (-2) - k

0 = -16 + 20 + 2 - k

0 = 6 - k

Therefore, k = 6

OPTION (a) 6

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