Question

Determine the value of k such that x+3 is a factor of kx3+ x2- 22x -21

Answer 1

Ans is 9...... hope it helped

Answer 2

Answer:

k=-2.

Step-by-step explanation:

x+3=0

x=-3

k(-3)3+(-3)2-22(-3)-21=0

27k+9+66-21=0

27k+9+45=0

27k+54=0

27k=-54

k=-54/27

k=-2

The value of k is -2.

Hope it helps u!!!

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