来自李航航的问题
解不等式2≤|2x-1|<7|2x-1|<|x|+1|5x-x²|>6|x+3|+|x|<5
解不等式2≤|2x-1|<7|2x-1|<|x|+1|5x-x²|>6|x+3|+|x|<5
1回答
2020-10-28 23:42
解不等式2≤|2x-1|<7|2x-1|<|x|+1|5x-x²|>6|x+3|+|x|<5
解不等式2≤|2x-1|<7|2x-1|<|x|+1|5x-x²|>6|x+3|+|x|<5
1,2≤|2x-1|