解不等式组 ①{2x-1<x+1 ②{3(x-3)<x-15 {x+8>4x-1 {x-1/2>7x+2/5
问题描述:
解不等式组 ①{2x-1<x+1 ②{3(x-3)<x-15 {x+8>4x-1 {x-1/2>7x+2/5
答
解不等式组 ①{2x-1<x+1 ②{3(x-3)<x-15 {x+8>4x-1 {x-1/2>7x+2/5