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2026广西高考数学真题及答案解析汇总

风拂柳梢 风拂柳梢

 

2026年普通高等学校招生全国统一考试(新课标II卷)

数学

本试卷共10页,19小题,满分150分.

注意事项:

1.答题前,先将自己的姓名、准考证号、考场号、座位号填写在试卷和答题卡上,并将准考证号条形码粘贴在答题卡上的指定位置.

2.选择题的作答:每小题选出答案后,用2B铅笔把答题卡上对应题目的答案标号涂黑.写在试卷、草稿纸和答题卡上的非答题区域均无效.

3.填空题和解答题的作答:用黑色签字笔直接答在答题卡上对应的答题区域内.写在试卷、草稿纸和答题卡上的非答题区域均无效.

4.考试结束后,请将本试卷和答题卡一并上交.

一、单项选择题: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,只有一个选项是正确的.请把正确的选项填涂在答题卡相应的位置上.

1. 已知,则(    )

A. 0 B. 1 C.  D. 2

2. 已知命题p:,;命题q:,,则(    )

A. p和q都是真命题 B. 和q都是真命题

C. p和都是真命题 D. 和都是真命题

3. 已知向量满足,且,则(    )

A.  B.  C.  D. 1

4. 某农业研究部门在面积相等的100块稻田上种植一种新型水稻,得到各块稻田的亩产量(单位:kg)并部分整理下表

亩产量

[900,950)

[950,1000)

[1000,1050)

[1100,1150)

[1150,1200)

频数

6

12

18

24

10

据表中数据,结论中正确的是(    )

A. 100块稻田亩产量的中位数小于1050kg

B. 100块稻田中亩产量低于1100kg的稻田所占比例超过80%

C. 100块稻田亩产量的极差介于200kg至300kg之间

D. 100块稻田亩产量的平均值介于900kg至1000kg之间

5. 已知曲线C:(),从C上任意一点P向x轴作垂线段,为垂足,则线段中点M的轨迹方程为(    )

A. () B. ()

C. () D. ()

6. 设函数,,当时,曲线与恰有一个交点,则(    )

A.  B.  C. 1 D. 2

7. 已知正三棱台的体积为,,,则与平面ABC所成角的正切值为(    )

A.  B. 1 C. 2 D. 3

8. 设函数,若,则的最小值为(    )

A.  B.  C.  D. 1

二、多项选择题:本大题共 3 小题,每小题 6 分,共 18 分. 在每小题给出的四个选项中,有多项符合题目要求. 全部选对得 6 分,选对但不全的得部分分,有选错的得0分.

9. 对于函数和,下列正确有(    )

A. 与有相同零点 B. 与有相同最大值

C. 与有相同的最小正周期 D. 与的图像有相同的对称轴

10. 抛物线C:准线为l,P为C上的动点,过P作的一条切线,Q为切点,过P作l的垂线,垂足为B,则(    )

A. l与相切

B 当P,A,B三点共线时,

C. 当时,

D. 满足的点有且仅有2个

11. 设函数

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