Answer: -164
Step-by-step explanation:
Answer:-164
−2(−8)
2
+2(−8)−20
Plug into each x-value
−
(
64
)
+
8
20
−2(64)+2(−8)−20
Square first
128
16
−128−16−20
Multiply
f
=
164
f(−8)=−164