Question

Find the value of k, if the divisor is a factor of dividends


2x³-14x+k by x+3

Answer 1

Answer:

12

Step-by-step explanation:

given x+3  is a factor

so

P[-3] =0

2[-3]^3 -14[-3] +k =0

2[-27]  +42 +k =0

-54 +42 +k =0

            k = 54 -42 = 12