Question

x小于等于m+1，x大于2m-1无解，求m的取值范围

Answer 1

x小于等于m+1，x大于2m-1无解
所以有
m+1<=2m-1
1+1<=2m-m
m>=2

Answer 2

2m-1<x=<m+1无解.
则有：2m-1>=m+1.
<=>2m-m>=1+1=2.
<=>m>=2.