化简(y-x⼀1)除以(x-y⼀1)的结果是

2024-12-04 05:38:50
推荐回答(1个)
回答(1):

(y-1/x)/(x-1/y)=[(xy-1)/x]/[(xy-1)/y]=[(xy-1)/x]*[y/(xy-1)]=y/x