化简(x⼀y-y⼀x)÷x-y⼀x

2024-11-30 01:18:17
推荐回答(2个)
回答1:

(x/y-y/x)÷x-y/x=(x²-y²)/xy÷(x-y)/x=(x+y)(x-y)/xy÷(x-y)/x==(x+y)/y=1+x/y
选2..x+y/y

回答2:

你好

(x/y-y/x)÷(x-y)/x
=(x²/xy-y²/xy)×x/(x-y)
=(x²-y²)/xy×x/(x-y)
=(x+y)(x-y)/xy×x/(x-y)
=(x+y)/y
=x/y+1

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