Find -3a^2 - b^3 + 3c^2 - 2b^3 if a = 2, b = -1, and c = 3.

Numerical Answers Expected!

Question

Find -3a^2 - b^3 + 3c^2 - 2b^3 if a = 2, b = -1, and c = 3.

Numerical Answers Expected!

anonymous · Answer

Wow you have a lot of these!!

anonymous · Answer

Yea lol, I've been doing a lot of tests

anonymous · Answer

I needed to get my grade back up because it was an 89

anonymous · Answer

I'm trying to get access to my algebra final right now my teacher won't answer me
Okay so I'm gonna solve this one on paper first because it takes a long time to type

anonymous · Answer

Ok haha

anonymous · Answer

I think I got it but what are your choices for this one

anonymous · Answer

It's not multiple choice it's a blank answer

anonymous · Answer

uggh alright well
here's what I did

-3(2)^2 -(-1)^3 + 3(3)^2 - 2(-1)^3

= -6^2 + 1 + 9^2 + 3^3

= 36 + 1 + 81 + 16

= 134

??

anonymous · Answer

I got 12. :p

anonymous · Answer

welp that was wrong but owe well still got a 90 :P

anonymous · Answer

That's better than I would have gotten
Yesterday I got an 85 on my practice algebra final
Good job!!! :D:D