Question

Helppppppp pleaseeee

Answer 1

Answer:

27

Step-by-step explanation:

$3-2a+a^2$

If a = -4 then just replace a with -4

$3-2(-4)+(-4)^2\\3+8+16\\27$

Answer 2

Answer:

-5

Step-by-step explanation:

a= -4 than 2 times-4. than be 8.and 4 square is -16. So it be 3+8-16 = -5