Hi, since p=-1, we can replace each p with -1, so -1x2-4x-1+4=6! 6 should be your answer!
Answer:
9
Step-by-step 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
