Answer :
Answer:
28
Step-by-step explanation:
all you do is sub in -2 for all x values
f(-2) = 2(-2)^4 - (-2)^2 + 4(-2) + 8
=2 x 16 - 4 -8 + 8
so then simplify using bedmas
32-12+8
28
Answer:
28
Step-by-step explanation:
all you do is sub in -2 for all x values
f(-2) = 2(-2)^4 - (-2)^2 + 4(-2) + 8
=2 x 16 - 4 -8 + 8
so then simplify using bedmas
32-12+8
28