Question

P2 − 4p + 4 when p = −1.

Answer 1

Hi, since p=-1, we can replace each p with -1, so -1x2-4x-1+4=6! 6 should be your answer!

Answer 2

9

Explanation:

p^2 = (-1)^2 = 1

-4p = -4(- 1) = 4

4 = 4

Add these three together

4 + 4 + 1 = 9

y(-1) = (-1)^2 - 4(-1) + 4 = 9