试题 试卷
题型:解答题 题类:常考题 难易度:困难
+复合命题的真假+++++++++++++++++++++
(1)若p为真命题,求a的取值范围;
(2)若q为假命题,求a的取值范围;
(3)若“p且q”为假命题,且“p或q”为真命题,求a的取值范围.
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