Answer:
Step-by-step explanation:
x= -4,
(4(-4) + 8)^2
= (-16 + 8)^2
= (-8)^2
= -8 x -8
= 64
64
substitute x = - 4 into the expression
(4(- 4) + 8 )²
= (- 16 + 8)²
= (- 8)²