Question

find the value of k if (x+2) is a factor of 2x3 + kx2-x-10​

Answer 1

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x+2=0

x= -2

2(-2³)+k(-2²)-(-2)-10+0

-16-4k+2-10

-24-4k=0

-4k=24

k= -8

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Answer 2

Step-by-step explanation:

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