Question

If (x-2)is a root of x square +2x+p = 0 find the value of p

Answer 1

Answer:

p=-8

Step-by-step explanation:

x²+2x+p=0

x²+p = -2x

(2)²+p= -2(4)

4+p= -8

p= -4-8

p= -12.

Hope my answer help you....

Answer 2

Answer:

p= -8

Step-by-step explanation:

x-2 = 0

x = 2

x²+2x+p = 0

2²+2×2+p = 0

4+4 + p = 0

=> 8+p = 0

=> p= - 8