名校
1 . 对于分别定义在
,
上的函数
,
以及实数
,若存在
,
使得
,则称函数
与
具有关系
.
(1)若
,
;
,
,判断
与
是否具有关系
,并说明理由;
(2)若
与
具有关系
,求
的取值范围;
(3)已知
,
为定义在
上的奇函数,且满足:
①在
上,当且仅当
时,
取得最大值1;
②对任意
,有
.
判断
与
是否具有关系
,并说明理由.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6795cae2df43a722e1355e9562d93c09.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c296e45b84cf67a98939aa7334e7d478.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4413796ac3d5ca067bf70334101f5440.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0e3ac1b540727626af78788a8e5f15de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c6fc39a0cea8095683ad4a20a2f96f42.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9da4f4bf9fb72cabd7afc5a67f6ecf1c.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/12959f65e9db83c446c35d3261a33171.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fd5cdde751120c6deab563a6f7f8cf05.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/976581d4a974fe50f9f29d430c1289f2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fd5cdde751120c6deab563a6f7f8cf05.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/677007fe2d220c74cbe3c9f4e9f8ccec.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3510b22fcf848f36cfaf5ff8964ce049.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/17f318506aebfa6403ca8177d8db36d1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9da4f4bf9fb72cabd7afc5a67f6ecf1c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
(3)已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a813b5adbf5c7082561237894ba6d599.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf3ed15aa3dcc4211fb520b5b942c989.png)
①在
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/57a78355986534b6e50bd7cabc9290a6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ede97915bccd6a7b22d7400c30f8adea.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a813b5adbf5c7082561237894ba6d599.png)
②对任意
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eb63478132d4c1fef3c17e591919da83.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c0d3607cac89a65327549f87f20ba1c7.png)
判断
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bca470d8c4a0a60e9f600d6aa264ad1f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ccb41d5badc297be2d9b8931991ab7a4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1115793a13fb11c9e126cbb1fb2ac879.png)
您最近一年使用:0次
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2 . 已知
,
,
,且
,
与
相交于点P.
(1)求点C和点P的坐标;
(2)求
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1294434b22cb5133043a2270ae1c43f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c850811ba59a05e945a665196539a048.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6c95963e8e4dcc511f0d86b1853ddcdc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/af0acc212c5c94602deb68c86c33369f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d40b319212a7e7528b053e1c7097e966.png)
(1)求点C和点P的坐标;
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5a10f2c4a2a9c9cb4047f9f27cff1d7a.png)
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3 . 已知扇形的圆心角为2rad,所对的弦长为4,则扇形的面积为( )
A.![]() | B.![]() | C.![]() | D.![]() |
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解题方法
4 . 设
,
是不共线的两个向量.
(1)若
,
,
,求证:A,B,D三点共线;
(2)若
与
共线,求实数
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/64c5562bd4d1b54424330cb6329cd79d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b45ba716f03748c19b7ce2f99af536ab.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9c08ebbac3d6784d6d3565192f36f91a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3e5f8509784fc0cc4134e41f8dcc0a60.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1af26762e8309eb14f2bcab0954f7165.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/52395f0262abbf2a4b1a823b4b65caae.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9a126bb16b6ab8644a8e8d33f6909224.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
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解题方法
5 . 我国魏晋时期的数学家刘徽创造了一个称为“牟合方盖”的立体图形,如图1,在一个棱长为2r的立方体内作两个互相垂直的内切圆柱,其相交的部分就是牟合方盖(如图2),我国南北朝时期数学家祖暅基于“势幂既同则积不容异”这一观点和对牟合方盖性质的研究,推导出了球体体积公式.设平行于水平面且与水平面距离为
的平面为
,则平面
截牟合方盖所得截面的形状为______ (填“正方形”或“圆形”),设半径为r的球体体积为
,图2所示牟合方盖体积为
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/625dbbd5d5f2617b7c53acdb936b1d07.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/82d38e62ba27b42d838c51a6e0a88e40.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4764374bd2fb78e59cd0b283637baeb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c63055a5d6916f99d07fede49120753f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/625dbbd5d5f2617b7c53acdb936b1d07.png)
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解题方法
6 . 已知向量
,
,若
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/265ce956493513dc90ee46ec2218b72a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4d8c466ff442f33b5d756e1723e2ccf1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/668f0254cf71230731ceb71bfc0e07a4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/825116eb345f5505ebc8c1cdb8a1f131.png)
A.![]() | B.![]() | C.2 | D.![]() |
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7 . 已知
为坐标原点,
,
,
,则
点坐标为___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/61da2f6f8cb142fe05ac23810c46fa0c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/00c4c41002de4a2eb6111c518456a812.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f01d9c9efdbe6b5c76bd88b03daf820a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
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8 . 下列函数中,最小正周期为
且是偶函数的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/70f5389990c3a0c5373f3bd9fb2454c9.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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9 .
化成弧度是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/46ba9ea9a997b1a4bfb5a77b6ddd7d28.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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10 . 设
为平面内的任意两个向量,定义一种向量运算“
”:
对于同一平面内的向量
,给出下列结论:
①
;②
;
③
;④若
是单位向量,则
.
以上所有正确结论的序号是______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b172cf8d898883d82e973f28c3c3a3e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36e16415b61722f9961e412386e6819f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/29264166dd8f7d01fc7450f8fe56a291.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/71b412d3054ea69685032f777669e41e.png)
①
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be40b04c18a099e2a838cdb9090b4cd4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4eaefbb9be6e5e836644cfbe0301573.png)
③
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d84086ac125c9f1a0504ac37ab0e6dd5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3dc64abe49847ade9b78678ba1f8e0e2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/603ec2875cdda99123a21c7340fad3eb.png)
以上所有正确结论的序号是
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4卷引用:北京市丰台区2023-2024学年高一下学期期中考试数学试题(A卷)
北京市丰台区2023-2024学年高一下学期期中考试数学试题(A卷)云南省曲靖市部分学校2023-2024学年高一下学期6月联考数学试题(已下线)模块三 失分陷阱1 新定义问题抓不到定义的本质(已下线)【练】专题四 与平面向量有关的新定义问题(压轴大全)