What must be subtracted from 4x3−3x+5 to get 2x2−3x3+5x−2 ?
- - 8x + 7
+ - 8x + 7
- - 8x + 3
4x3−3x+5 −3x3+5x−2+2x2 (+) (−) (+) (−) ________________________ 7x3−8x+7−2x2