Question

Find the value of k if (x-1) is a factor of x³+3x²+kx+6

Answer 1

Answer:

x-1 = 0

x =1

put x =1 in equation

x³+3x²+kx+6 = 0

(1)³+3×(1)²+k×1+6=0

1+3+k+6=0

10+k=0

k= -10

hope it will help you