-х3у2+2х3у2-3х3у2 (2ав3): (2а2в)2

Question

-х3у2+2х3у2-3х3у2
(2ав3): (2а2в)2

Answer 1

1)-2х^3*у^2
2)(2ав^3):(4а^4*в^2)=0,5*а^-3*в