河南省湘豫名校联考2026-2027学年高一上学期10月阶段检测数学试题

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10月高一数学

注意事项:

1.本试卷共6页.时间120分钟,满分150分.答题前,考生先将自己的姓名、准考证号填写在试卷指定位置,并将姓名、考场号、座位号、准考证号填写在答题卡上,然后认真核对条形码上的信息,并将条形码粘贴在答题卡上的指定位置.

2.作答选择题时,选出每小题答案后,用2B铅笔把答题卡上对应题目的答案标号涂黑.如需改动,用橡皮擦干净后,再选涂其他答案标号.作答非选择题时,将答案写在答题卡上对应的答题区域内.写在本试卷上无效.

3.考试结束后,将试卷和答题卡一并收回.

一、选择题:本题共8小题,每小题5分,共40分.在每小题给出的四个选项中,只有一项是符合题目要求的.

1.已知集合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,,则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

A. B.  C.  D.

2.命题“,”的否定是

A.,    B.,

C.,    D.,

3.已知为二次函数,则的单调递增区间是

A.  B.  C.  D.

4.已知,则“”是“”的

A.充分不必要条件 B.必要不充分条件

C.充要条件 D.既不充分也不必要条件

5.已知,则的最小值为

A.   B.   C.   D.

6.已知函数则

A.    B.

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C.    D.

7.已知集合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,,且.命题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;命题.若为真命题,为假命题,则实数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的取值范围为

A.    B.

C.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   D.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

8.设函数的定义域为,的图象关于轴对称,的图象关于原点对称,且,则

A.     B.

C.     D.

二、选择题:本题共3小题,每小题6分,共18分.在每小题给出的选项中,有多项符合题目要求.全部选对的得6分,部分选对的得部分分,有选错的得0分.

9.已知,则下列结论正确的是

A.若,则   B.若,,则

C.若,则   D.若且,则

10.下列命题为真命题的是

A.设,则“且”是“”的充分不必要条件

B.若集合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中只有一个元素,则

C.若幂函数的图象经过点,则的图象关于轴对称

D.若命题“”为假命题,则

11.已知方程有两个不相等的实数根,,下列说法正确的是

A.

B.的取值范围是 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

C.若,,则

D.若,,,则的取值范围为

三、填空题:本题共3小题,每小题5分,共15分.page number 1

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