当x∈(1，2)时，不等式x2＋mx＋4＜0恒成立的m的取值范围是__ �

当x∈(1，2)时，不等式x²＋mx＋4＜0恒成立的m的取值范围是__ __.

答案

m≤－5

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当x∈(1，2)时，不等式x2＋mx＋4＜0恒成立的m的取值范围是__ �

答案

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