Question

plz solve this problem fast friends as fast as possible. ...plz​

Answer 1

hope this answer useful to you mate

Answer 2

Answer:

The value of k = -12

Step-by-step explanation:

Given - (x-1) is a factor .

Let the polynomial be denoted by f(x).

Therefore f(x)= 2x³ +9x² + x + k

Now, f(1) = 2(1)³ + 9(1)² +1 +k = 0

= 2+9 +1 +k = 0

= 12 +k = 0

= k = -12

Hope it helps .