Question

if x(-2)=x^3+kx^2-4x-12
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Answer 1

Answer:

Sorry I Can't..............

Answer 2

Answer:

(-2)³+ k(2)²-4(2)-12

-8+k4-8-12

-16-12+k4

-28+k4

k=-28/4

k=7

Step-by-step explanation:

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