x-2 ≤ 2x-a, 3x-4 ≤ 12-5x // x-2 ≤ 2x-a -> x - 2x - 2 ≤ -a -> a ≤ x + 2 // 3x-4 ≤ 12-5x -> 8x ≤ 16 -> x ≤ 2 /// a ≤ 4 , a의 최대값 4
[무물보AI] 답변 로딩중...