解方程:x-1分之1加(x-1)乘以(x-2)分之1加(x-2)乘以(x-3)分之1+……+(x-99)乘以(x-100)=1
问题描述:
解方程:x-1分之1加(x-1)乘以(x-2)分之1加(x-2)乘以(x-3)分之1+……+(x-99)乘以(x-100)=1
答
题目应是x-1分之1加(x-1)乘以(x-2)分之1加(x-2)乘以(x-3)分之1+……+(x-99)乘以(x-100)分之1=11/(x-1)+1/(x-1)(x-2)+1/(x-2)(x-3)+……+1/(x-99)(x-100)=11/(x-1)+1/(x-2)-1/(x-1)+1/(x-3)-1/(x...