1/x-1+1/(x-1)(x-2)+1/(x-2)(x-3)+1/(x-3)(x-4)+1/(x-

发布时间:2021-03-09 19:53:29

1/x-1+1/(x-1)(x-2)+1/(x-2)(x-3)+1/(x-3)(x-4)+1/(x-4)(x-5)主要要方法,

网友回答

以后你看到1/(x-1)(x-2)=1/(x-2)-1/(x-1),其余类似
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