黑龙江省实验中学2025-2026学年高一上学期期中考试数学试题

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黑龙江省实验中学2025—2026学年度高一学年上学期期中考试

数学学科试题

考试时间:120分钟 总分:150

一.单选题:本大题共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.设集合,,则(     )

A. B.

C. D.

2.命题:,,则是(     )

A., B.,

C., D.,

3.函数的单调递减区间是(     )

A. B.

C. D.

4.已知,,,,则下列不等式中恒成立的是(     )

A.若,,则 B.若,则

C.若,,则 D.若,则

5.已知函数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满足对任意,,当时都有成立,则的取值范围是(     )

A. B.

C. D.

6.对满足的任意正实数、,不等式恒成立,则实数的取值范围是(     )

A. B.page number 0

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C. D.

7.已知函数,则该函数的值域是(     )

A. B.

C. D.

8.已知函数.若,则实数的取值范围是(     ).

A. B.

C. D.

二.多选题:本大题共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,选对得6分,选对但不全的得部分分,有选错的得0分

9.下列说法错误的是(     )

A.函数与是同一个函数

B.若函数的定义域为,则函数的定义域为

C.已知,,若,则集合为

D.已知函数在区间上单调递减,则实数的取值范围是

10.已知正实数,,满足,则下列正确的是(     )

A.的最小值为 B.的最小值为

C.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的最小值为 D.的最小值为

11.定义,若函数,则下列结论正确的是(     )

A.

B.若直线与的图象有个交点,则

C.在区间上单调递增page number 1

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