Question

find the value of k, if x-2 is a factor of x³+3x²+4x+k.​

Answer 1

Answer:

k=-28

Step-by-step explanation:

if x-2 is a factor so

x-2 =0

x=2

Now put value of x in given equition and we will find the right answer

x³+3x²+4x+k =0

(2)³+3(2)²+4*2+k = 0

8+12+8+k=0

28+k=0

k = -28