已知2x-1/3-1≥x-5-3x/2,化简|x-1|-|2-x|
问题描述:
已知2x-1/3-1≥x-5-3x/2,化简|x-1|-|2-x|
答
2x-1/3-1≥x-5-3x/2
两边乘6
4x-2-6≥6x-15+9x
11x≤7
x≤7/11
所以x-10
原式=-(x-1)-(2-x)
=-x+1-2+x
=-1