名校
1 . 已知函数
,对任意的
,都有
,且
在区间
上单调,则
的值为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ea9f4b97178758b51f1af4a7bd68a6b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24a57996290794e082b21d8f1dfc322a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f56b5179474af824bd3bbb9815058a8c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/514c31fbb1e4f07e69d4f0132f5500b1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/074c228ffc7b1e306f8410afe7bc4b5c.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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2 . (1)在直径为20cm的圆中,圆心角为
,求弧长.
(2)弧长为
,圆心角为135°的扇形,求半径和面积.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e06ac37f8241130da3ccac00089868c2.png)
(2)弧长为
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9db67b0a7237b95083ca88d418785ace.png)
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3 . 已知向量
,则向量
的坐标是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fb2eef48a60e437860640792f2ebfa09.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/af5f1b06a56fc382feed28e01f1ad102.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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4 . 若函数
的图象关于直线
对称,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7002e2bc24213ce0c9ca089898dbc4e7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5fac9575a5985527e283f7295fdaf72c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/46626b75bd7bc420bf32b66e3253b40b.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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2024-04-20更新
|
975次组卷
|
3卷引用:山东省济宁市第一中学2024届高三下学期3月定时检测数学试题
名校
5 . 下列函数中,最小正周期为
,在
上单调递增的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/70f5389990c3a0c5373f3bd9fb2454c9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9bdff6c5115989681766adc33aaed62b.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次
2024-04-19更新
|
278次组卷
|
2卷引用:山东省威海市第一中学2023-2024学年高一下学期4月月考数学试题
名校
6 . 已知函数
,
的图象的对称中心是____________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f8e76ca0cb261233a70fd8e8e71ecec5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
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7 . 下列说法正确的是( )
A.长度等于半径的弦所对的圆心角为1弧度 |
B.若![]() ![]() ![]() |
C.若角![]() ![]() ![]() ![]() |
D.当![]() ![]() ![]() |
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解题方法
8 . 已知
,若
与
方向相同,则实数
等于( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/901cab8d0a1de519786e4cacf478da71.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7a2f4b1178f68bd147d1a2a6acd04435.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c94075193c11fe43f2396cff5a485054.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
A.2 | B.4 | C.-2或4 | D.-2 |
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解题方法
9 . 在
中,
是
的中点,
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7590a22611f3935d8e32eac956c2a4c1.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ca982500e250f818962cdebe68c9802b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7590a22611f3935d8e32eac956c2a4c1.png)
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10 . 已知
夹角
,且
.
(1)求
和
;
(2)求
与
夹角的余弦值
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b172cf8d898883d82e973f28c3c3a3e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd15ead753cf2927f51d07c7727c6cd9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5b904ee9b19e35b3fef137fb02a654f8.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c39d1d88189726ae99c309644fca3494.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3033194238b6e452a257aada284f7250.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d9cd8bbf47b69bbd7a6263b041290d11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/93b9a943b2dda38cfbb7857d7945d289.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f3a282d19bf2c827a98d4443330f7ca1.png)
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