Question

help me evaluate 2b^2-4a+4a^2 for a=3 and b= -8

Answer 1

Just put the values there

Answer 2

use mathway to get your answer quicker.
its a calculator that specializes in these types of problmes.

Answer 3

2b^2-4a+4a^2

a=3 and b=-8

2(-8)^2-4(3)+4(3)^2

2(64)-12+4(9)

128-12+36

152

Answer 4

2(-8)^2-4*3+4(3)^2
(2*64)-12+36

Can u take it from here ??

Answer 5

yes thank you(: