Answer:
-3
Step-by-step explanation:
f(x)=x²-8x-12
f(-1)=(-1)²-8(-1)-12
=1+8-12
=-3
Answer: f(-1) = (-3)
f(-1)=x^2-8x-12
= (-1)^2 - 8 (-1) - 12
= 1 + 8 - 12 = 9 - 12
= -3
