meili 发表于 2022-10-27 15:37:30

已知p:x2-4x-12≤0,q:(x−m)(x+m−1)≤0(m>12),且¬p是¬q的充分不必要条件,求实数m的取值范围.

<p>问题:已知p:x2-4x-12≤0,q:(x−m)(x+m−1)≤0(m>12),且¬p是¬q的充分不必要条件,求实数m的取值范围.
<p>答案:↓↓↓<p class="nav-title mt10" style="border-top:1px solid #ccc;padding-top: 10px;">李慷的回答:<div class="content-b">网友采纳  设x2-4x-12≤0的解集为A=[-2,6],  (x−m)(x+m−1)≤0(m>12)
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