В-А=2а²+3а-1-а²+3а-2=а²+6а-3
-а²+3а-2-2а²-3а+1=-3а²-1
А*В=2а^4+3а³-а²-6а³-9а²+3а+4а²+6а-2=2а^4-3а³-6а²+9а-2
Copyright © 2024 SCHOLAR.TIPS - All rights reserved.
Answers & Comments
В-А=2а²+3а-1-а²+3а-2=а²+6а-3
-а²+3а-2-2а²-3а+1=-3а²-1
А*В=2а^4+3а³-а²-6а³-9а²+3а+4а²+6а-2=2а^4-3а³-6а²+9а-2