Question

-3a2 - b3 + 3c2 - 2b3 if a = 2, b = -1, and c = 3.

Answer 1

what are you trying to find??

Answer 2

All you have to do is substitute so
-3(2)2-1(3)+3(3)2-2(-1)3=?

Answer 3

idk

Answer 4

just plug it into a calculator you don't have to do it by hand and remember that a parenthesis means multiplication

Answer 5

i will try