数学题(分式的约分和通分)

2025-02-02 21:43:54
推荐回答(1个)
回答1:

2x/3
-2a/3b
1/(x-a)
(x3y-4-2xy)/xy

4y/36x2y 15x/36x2y
(1+x3)/x2 (1-x3)/x2