Question

For what value of k,(-4)is a zero of the polynomial x square - x - (2k+2)?

Answer 1

Answer:

Step-by-step explanation:

nm

Answer 2

Answer: K = 11

Step-by-step explanation: p(x) = x2 - 2x - (2k+2)

p(-4) = (-4)^2 - 2×-4 -(2k+2) = 0

= 16 + 8 - 2 -2k = 0

= 22 - 2k = 0

= -2k = 22

= 2k = 22

k = 22/2

k = 11

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