陕西省渭南市杜桥中学2026-2027学年高一上学期期中质量检测数学试题

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渭南市杜桥中学2026—2027学年高一上学期期中质量检测

数学试卷

考试时长:120分钟 总分:150分

一.单项选择题: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,,,则(     )

A. B.

C. D.

2.命题“,都有”的否定是(     )

A.,使得 B.,使得

C.,都有 D.,都有

3.已知不等式的解集为或,则不等式的解集为(     )

A. B.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或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

C. D.或

4.“”是“”的(     )

A.必要不充分条件 B.充分不必要条件

C.充要条件 D.既不充分也不必要条件

5.函数的图像大致是(     )

A. B.

C. D.page number 0

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6.已知函数,则(     )

A.  B.

C.  D.

7.若函数的定义域为,则函数的定义域是(     )

A. B.

C. D.

8.已知函数是上的减函数,则的取值范围是(     )

A. B.

C. D.

二.多项选择题: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.若,,则下列结论正确的有(     )

A. B.

C. D.

10.下列说法正确的是(     )

A.若,则函数的最小值为

B.若,则的最小值为

C.若,且,则最小值为

D.若,且,则最小值为

11.定义,若函数,且在区间上的值域为,则区间长度可以是(     )page number 1

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