Question

find k if (x+2) is a factor of (x²+3x+k)​

Answer 1

Step-by-step explanation:

x²+3x+k

x+2=0

x= -2

(-2)²+3(-2)+k

4-6+k=0

-2+k=0

k= 2

Answer 2

Answer:

if X+2 is factor then X = -2 , put in the equation and k will be k= 2