若关于x的不等式x2﹣4x≥m对x∈[3，4）恒成立，则_刷题宝

题干

若关于x的不等式x²﹣4x≥m对x∈[3，4）恒成立，则（）

A：m≥﹣3

B：﹣3≤m＜0

C：m≤﹣3

D：m≥﹣4

上一题下一题 0.0难度选择题更新时间:2016-03-31 06:28:17

答案(点此获取答案解析）

C

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