> 数学 >
通分x-y/3x+3y与2xy/(x+y)^2
人气:269 ℃ 时间:2020-02-03 11:22:58
解答
(X-Y)*(X+Y)/3(X+Y)^2与6XY/3(X+Y)^2.
(X^2-Y^2)/3(X+Y)^2与6XY/3(X+Y)^2.
推荐
猜你喜欢
© 2025 79432.Com All Rights Reserved.
电脑版|手机版