5a^2b分之2a+10ab^2分之3b
问题描述:
5a^2b分之2a+10ab^2分之3b
答
2a/(5a²b)+3b/(10ab²)
=4ab/(10a²b²)+3ab/(10a²b²)
=7ab/(10a²b²)
=7/(10ab)
望采纳