(6a²b-2b-8ab³)÷(2b)
问题描述:
(6a²b-2b-8ab³)÷(2b)
答
(6a²b-2b-8ab³)÷(2b)
=2b(3a²-1-4ab²)÷(2b)
=3a²-4ab²-1
答
(6a²b-2b-8ab³)÷(2b)=3a^2-1-4ab^2