Question

find the value of k if x=2 is a zero of the polynomila x2 +2x+2k​

Answer 1

Answer:

-3

Step-by-step explanation:

if polynomial equal to zero

Answer 2

Answer:

-4

Step-by-step explanation:

if x=2

X2+X2+2k=0

2×2+2×2+2k=0

4+4+2k=0

8+2k=0

2k=-8

k=-8/2

k=-4