北京景山学校2026-2027学年高二第一学期期中考试数学试题

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北京景山学校2026-2027学年度第一学期期中考试

高二年级 数学试卷

班级__________      姓名__________      教育ID号__________

考生须知

1.本试卷共7页,三道大题,21道小题,满分150分.考试时间120分钟.

2.在试卷上准确填写班级、姓名、教育ID号.

3.试题答案一律填涂或书写在答题卡上,在试卷上作答无效.

4.考试结束,将本试卷、答题卡一并交回.

第一部分(选择题 共40分)

一、选择题共10小题,每小题4分,共40分.在每小题列出的四个选项中,选出符合题目要求的一项.

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2.正项等差数列eqWmf183GmgAAAAAAACADgAICCQAAAACzXwEACQAAA+ABAAACAKcAAAAAAAUAAAACAQEAAAAFAAAAAQL///8ABQAAAC4BGQAAAAUAAAALAgAAAAAFAAAADAKAAiADCwAAACYGDwAMAE1hdGhUeXBlAABwABIAAAAmBg8AGgD/////AAAQAAAAwP///6j////gAgAAKAIAAAUAAAAJAgAAAAIFAAAAFAK8ARwAHAAAAPsCBf7jAAAAAACQAQAAAAEAAgAQU3ltYm9sAHsAAAoAiDe4B/7///8A0a8CfEOed0AAAAAEAAAALQEAAAkAAAAyCgAAAAABAAAAe3kAAAUAAAAUArwBKwIcAAAA+wIF/uMAAAAAAJABAAAAAQACABBTeW1ib2wAQwAACgAINLgH/v///wDRrwJ8Q553QAAAAAQAAAAtAQEABAAAAPABAAAJAAAAMgoAAAAAAQAAAH0AAAAFAAAAFAIDApUBHAAAAPsCIP8AAAAAAACQAQAAAAAAAgAQVGltZXMgTmV3IFJvbWFuAP7///+Yza8CfEOed0AAAAAEAAAALQEAAAQAAADwAQEACQAAADIKAAAAAAEAAABuAMABBQAAABQCoAHMABwAAAD7AoD+AAAAAAAAkAEAAAAAAAIAEFRpbWVzIE5ldyBSb21hbgD+////mM2vAnxDnndAAAAABAAAAC0BAQAEAAAA8AEAAAkAAAAyCgAAAAABAAAAYQAAA6cAAAAmBg8AQwFBcHBzTUZDQwEAHAEAABwBAABEZXNpZ24gU2NpZW5jZSwgSW5jLgAFAQAHBERTTVQ3AAETV2luQWxsQmFzaWNDb2RlUGFnZXMAEQVUaW1lcyBOZXcgUm9tYW4AEQNTeW1ib2wAEQVDb3VyaWVyIE5ldwARBE1UIEV4dHJhABNXaW5BbGxDb2RlUGFnZXMAEQbLzszlABIACCEvJ/JfIY8hL0dfQVDyHx5BUPQVD0EA9EX0JfSPQl9BAPQQD0NfQQDyHyCl8gol9I8h9BAPQQD0D0j0F/SPQQDyGl9EX0X0X0X0X0EPDAEAAQABAgICAgACAAEBAQADAAEABAAFAAoBABAAAAAAAAAADwEDAAIDAA8AAQAPAQIAgWEADwADABsAAAsBAA8BAgCBbgAADwABAQAACg8BAgCWewACAJZ9AAAAAAAKAAAAJgYPAAoA/////wEAAAAAABwAAAD7AhAABwAAAAAAvAIAAACGAQICIlN5c3RlbQAntACKBQAACgDpEGYn6RBmJ7QAigV4168CBAAAAC0BAAAEAAAA8AEBAAMAAAAAAA==的公差为,已知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,且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,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,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三项成等比数列,则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(     )

A. B. C. D.

3.直线:eqWmf183GmgAAAAAAAOAIAAIBCQAAAADwVAEACQAAA4MBAAACAKQAAAAAAAUAAAACAQEAAAAFAAAAAQL///8ABQAAAC4BGQAAAAUAAAALAgAAAAAFAAAADAIAAuAICwAAACYGDwAMAE1hdGhUeXBlAABQABIAAAAmBg8AGgD/////AAAQAAAAwP///8b///+gCAAAxgEAAAUAAAAJAgAAAAIFAAAAFAJgATQAHAAAAPsCgP4AAAAAAACQAQAAAAAAAgAQVGltZXMgTmV3IFJvbWFuAP7///+Yza8CfEOed0AAAAAEAAAALQEAABAAAAAyCgAAAAAGAAAAYXgyeTEwqAAoAtIA7AEcAgADBQAAABQCYAHqARwAAAD7AoD+AAAAAAAAkAEAAAABAAIAEFN5bWJvbAB2AAAKAIg0uAf+////mM2vAnxDnndAAAAABAAAAC0BAQAEAAAA8AEAAAwAAAAyCgAAAAADAAAAKy09Lu4C4AEAA6QAAAAmBg8APQFBcHBzTUZDQwEAFgEAABYBAABEZXNpZ24gU2NpZW5jZSwgSW5jLgAFAQAHBERTTVQ3AAETV2luQWxsQmFzaWNDb2RlUGFnZXMAEQVUaW1lcyBOZXcgUm9tYW4AEQNTeW1ib2wAEQVDb3VyaWVyIE5ldwARBE1UIEV4dHJhABNXaW5BbGxDb2RlUGFnZXMAEQbLzszlABIACCEvJ/JfIY8hL0dfQVDyHx5BUPQVD0EA9EX0JfSPQl9BAPQQD0NfQQDyHyCl8gol9I8h9BAPQQD0D0j0F/SPQQDyGl9EX0X0X0X0X0EPDAEAAQABAgICAgACAAEBAQADAAEABAAFAAoBABAAAAAAAAAADwECAIFhAAIAgXgAAgSGKwArAgCIMgACAIF5AAIEhhIiLQIAiDEAAgSGPQA9AgCIMAAAAAAKAAAAJgYPAAoA/////wEAAAAAABwAAAD7AhAABwAAAAAAvAIAAACGAQICIlN5c3RlbQA3tACKBQAACgCzCWY3swlmN7QAigV4168CBAAAAC0BAAAEAAAA8AEBAAMAAAAAAA==,直线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: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,若,则两直线间的距离为(     )

A. B. C. D.

4.如图,在正三棱柱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中,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,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,则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(     )

A. B. C. D.

5.求圆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的圆心到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的距离(     )

A. B. C. D.page number 0

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6.等差数列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的前项和为,若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,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,则当取得最大值时,(     )

A. B. C. D.

7.如图,已知正方体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的棱长为1,为正方形的中心,若为平面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内的一个动点,则到直线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的距离的最小值为(     )

A. B. C. D.

8.记无穷等比数列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前项的和为,若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,则“公比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”是“对任意,存在正整数,当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时,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”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

9.取一条长度为1的线段,将它三等分,去掉中间一段,留下的两段分割三等分,各去掉中间一段,留下更短的四段,……,将这样操作一直继续下去,直至无穷.由于在不断分割舍弃过程中,所形成的线段的数目越来越多,长度越来越小,在极限情况下,得到一个离散的点集,称为康托尔三分集.若在前次操作中共去掉的线段长度之和不小于,则的最小值为(     )(参考数据:,)

A. B. C. D.

10.对于平面上点和曲线,任取上一点,若线段的长度存在最小值,则称该值为点到曲线的距离,记作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.下列结论中正确的个数为(     )

①若曲线是一个点,则点集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所表示的图形的面积为;

②若曲线是一个半径为2的圆,则点集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所表示的图形的面积为;

③若曲线是一个长度为2的线段,则点集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所表示的图形的面积为;

④若曲线是边长为9的等边三角形,则点集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所表示的图形的面积为.

A. B. C. D.page number 1

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第二部分(非选择题 共110分)

二、填空题共5小题,每小题5分,共25分.

11.若点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,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,则以为直径的圆的标准方程是                        .

12.各项均为正数的等比数列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中,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,则数列eqWmf183GmgAAAAAAAIAFgAIBCQAAAAAQWQEACQAAA/kBAAACALsAAAAAAAUAAAACAQEAAAAFAAAAAQL///8ABQAAAC4BGQAAAAUAAAALAgAAAAAFAAAADAKAAoAFCwAAACYGDwAMAE1hdGhUeXBlAABwABIAAAAmBg8AGgD/////AAAQAAAAwP///6j///9ABQAAKAIAAAUAAAAJAgAAAAIFAAAAFAK8ARwAHAAAAPsCBf7jAAAAAACQAQAAAAEAAgAQU3ltYm9sAPkAAAoASDW4B/7///8A0a8CfEOed0AAAAAEAAAALQEAAAkAAAAyCgAAAAABAAAAewAAAAUAAAAUArwBowQcAAAA+wIF/uMAAAAAAJABAAAAAQACABBTeW1ib2wAjwAACgCIN7gH/v///wDRrwJ8Q553QAAAAAQAAAAtAQEABAAAAPABAAAJAAAAMgoAAAAAAQAAAH0AAAAFAAAAFAIDAscCHAAAAPsCIP8AAAAAAACQAQAAAAAAAgAQVGltZXMgTmV3IFJvbWFuAP7///+Yza8CfEOed0AAAAAEAAAALQEAAAQAAADwAQEACgAAADIKAAAAAAIAAAAybkYBwAEFAAAAFAKgAcwAHAAAAPsCgP4AAAAAAACQAQAAAAAAAgAQVGltZXMgTmV3IFJvbWFuAP7///+Yza8CfEOed0AAAAAEAAAALQEBAAQAAADwAQAADQAAADIKAAAAAAQAAABsb2dhZgDAAFIBAAO7AAAAJgYPAGwBQXBwc01GQ0MBAEUBAABFAQAARGVzaWduIFNjaWVuY2UsIEluYy4ABQEABwREU01UNwABE1dpbkFsbEJhc2ljQ29kZVBhZ2VzABEFVGltZXMgTmV3IFJvbWFuABEDU3ltYm9sABEFQ291cmllciBOZXcAEQRNVCBFeHRyYQATV2luQWxsQ29kZVBhZ2VzABEGy87M5QASAAghLyfyXyGPIS9HX0FQ8h8eQVD0FQ9BAPRF9CX0j0JfQQD0EA9DX0EA8h8gpfIKJfSPIfQQD0EA9A9I9Bf0j0EA8hpfRF9F9F9F9F9BDwwBAAEAAQICAgIAAgABAQEAAwABAAQABQAKAQAQAAAAAAAAAA8BAwACAwAPAAEADwECAIFsAAIAgW8AAgCBZwAPAAMAGwAACwEADwECAIgyAAAPAAEBAAoPAQIAgWEADwADABsAAAsBAA8BAgCBbgAADwABAQAACg8BAgCWewACAJZ9AAAAAAoAAAAmBg8ACgD/////AQAAAAAAHAAAAPsCEAAHAAAAAAC8AgAAAIYBAgIiU3lzdGVtAH+0AIoFAAAKAGwPZn9sD2Z/tACKBXjXrwIEAAAALQEAAAQAAADwAQEAAwAAAAAA的前10项和为                        .

13.直线经过点且在两坐标轴上的截距互为相反数,则直线的方程为                        .

14.如图,这是一个棱数为24,所有棱长都为的半正多面体,它的所有顶点都在同一个正方体的表面上,可以看成是由一个正方体截去八个一样的四面体所得.


(1)该半正多面体中与所成的角是的棱有                        条;
(2)若点为线段上的动点,则向量与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夹角的余弦值的取值范围为                        .

15.设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与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是两个不同的无穷数列,且都不是常数列.记集合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,给出下列4个结论:

①若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与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均为等差数列,则中最多有1个元素;

②若eqWmf183GmgAAAAAAACADgAICCQAAAACzXwEACQAAA+ABAAACAKcAAAAAAAUAAAACAQEAAAAFAAAAAQL///8ABQAAAC4BGQAAAAUAAAALAgAAAAAFAAAADAKAAiADCwAAACYGDwAMAE1hdGhUeXBlAABwABIAAAAmBg8AGgD/////AAAQAAAAwP///6j////gAgAAKAIAAAUAAAAJAgAAAAIFAAAAFAK8ARwAHAAAAPsCBf7jAAAAAACQAQAAAAEAAgAQU3ltYm9sAM0AAAoAiDe4B/7///8A0a8CfEOed0AAAAAEAAAALQEAAAkAAAAyCgAAAAABAAAAewAAAAUAAAAUArwBKwIcAAAA+wIF/uMAAAAAAJABAAAAAQACABBTeW1ib2wA1wAACgAINLgH/v///wDRrwJ8Q553QAAAAAQAAAAtAQEABAAAAPABAAAJAAAAMgoAAAAAAQAAAH0AAAAFAAAAFAIDApUBHAAAAPsCIP8AAAAAAACQAQAAAAAAAgAQVGltZXMgTmV3IFJvbWFuAP7///+Yza8CfEOed0AAAAAEAAAALQEAAAQAAADwAQEACQAAADIKAAAAAAEAAABuAMABBQAAABQCoAHMABwAAAD7AoD+AAAAAAAAkAEAAAAAAAIAEFRpbWVzIE5ldyBSb21hbgD+////mM2vAnxDnndAAAAABAAAAC0BAQAEAAAA8AEAAAkAAAAyCgAAAAABAAAAYQAAA6cAAAAmBg8AQwFBcHBzTUZDQwEAHAEAABwBAABEZXNpZ24gU2NpZW5jZSwgSW5jLgAFAQAHBERTTVQ3AAETV2luQWxsQmFzaWNDb2RlUGFnZXMAEQVUaW1lcyBOZXcgUm9tYW4AEQNTeW1ib2wAEQVDb3VyaWVyIE5ldwARBE1UIEV4dHJhABNXaW5BbGxDb2RlUGFnZXMAEQbLzszlABIACCEvJ/JfIY8hL0dfQVDyHx5BUPQVD0EA9EX0JfSPQl9BAPQQD0NfQQDyHyCl8gol9I8h9BAPQQD0D0j0F/SPQQDyGl9EX0X0X0X0X0EPDAEAAQABAgICAgACAAEBAQADAAEABAAFAAoBABAAAAAAAAAADwEDAAIDAA8AAQAPAQIAgWEADwADABsAAAsBAA8BAgCBbgAADwABAQAACg8BAgCWewACAJZ9AAAAAAAKAAAAJgYPAAoA/////wEAAAAAABwAAAD7AhAABwAAAAAAvAIAAACGAQICIlN5c3RlbQCgtACKBQAACgAREWagERFmoLQAigV4168CBAAAAC0BAAAEAAAA8AEBAAMAAAAAAA==与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均为等比数列,则中最多有2个元素;

③若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为等差数列,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为等比数列,则中最多有3个元素;

④若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为递增数列,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为递减数列,则中最多有1个元素.

其中正确结论的序号是                        .

三、解答题共6小题,共85分.解答应写出文字说明,演算步骤或证明过程.

16.(本小题13分)

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number 2

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