1⼀x(x+1)+1⼀(x+1)(x+2)+……+1⼀(x+9)(x+10)=1⼀x+10解方程。过程也写上就给分。

2024-11-19 14:52:04
推荐回答(1个)
回答1:

1/x(x+1)+1/(x+1)(x+2)+……+1/(x+9)(x+10)=1/x+10
1/x-1/(x+1)+1/(x+1)-1/(x+2)+...+1/(x+9)-1/(x+10)=1/x+10
1/x-1/(x+10)=1/x+10
-1/(x+10)=10
x+10=-1/10
x=-10.1