解题方法
1 . 在单位圆
上任取一点
,圆O与x轴正半轴的交点是A,设将
绕原点O旋转到
所成的角为
,记x,y关于
的表达式分别为
,则下列说法中正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/560adea7b0d4fbe4131fc41f3fcbd871.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8701e0cce437edc830438b4fe6277d89.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ef4113c492885ba7c47fe42ac792578f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/abd13974aebe38eb2a1d744a01ea5aa5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c24095e409b025db711f14be783a406c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c24095e409b025db711f14be783a406c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0ffdf1902f7e1fa623d28efe7cfa479a.png)
A.![]() ![]() |
B.![]() ![]() |
C.设![]() ![]() ![]() ![]() |
D.函数![]() ![]() |
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2024高三·全国·专题练习
2 . 已知函数
的图象在
上有且仅有两条对称轴,则下列结论正确的有( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f8196d45ac4a27bd05b0b24982bb08d5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e88e93310e85e58313d4ec99a2cb0553.png)
A.![]() ![]() |
B.若![]() ![]() ![]() ![]() |
C.若![]() ![]() ![]() ![]() |
D.![]() ![]() ![]() ![]() |
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2024·全国·模拟预测
3 . 已知函数
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6a4e8df72b49ac411618eaa07e1e7381.png)
A.![]() ![]() |
B.![]() |
C.![]() ![]() |
D.![]() ![]() ![]() |
您最近一年使用:0次
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4 . 关于函数
,下列说法正确的有( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bae4722338ce574c5b3bd754d22b7805.png)
A.![]() | B.![]() ![]() |
C.![]() | D.![]() ![]() |
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2024-04-23更新
|
260次组卷
|
2卷引用:江苏高二专题03导数及其应用
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5 . 重庆荣昌折扇是中国四大名扇之一,荣昌折扇平面图为下图的扇形
,其中
,
,动点
在
上(含端点),连结
交扇形
的弧
于点Q,且
,则下列说法正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6bf126cfed85fa9b7720ec6f7b0008dc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6205d83ea57c6524de9cec8178a9ec83.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/64a2a35d1e6555ee11b4b70323f46c7c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83bb3820bab977db734f4335e4fde720.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/abd13974aebe38eb2a1d744a01ea5aa5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e4819c39c281427826e1b3f7a4c2b720.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/16d65cecaf8a3dc2953f4109c75a981e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a4b4f6e4185297e39eff72d2d986f02f.png)
A.若![]() ![]() | B.若![]() ![]() |
C.![]() | D.![]() |
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6 . 已知
,(参考数据
),则下列说法正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/688d482591bb6160124c23f9684142b1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aaa663e8015b9326c11c8a992da1ef8c.png)
A.![]() ![]() |
B.![]() ![]() |
C.![]() ![]() |
D.设![]() ![]() ![]() |
您最近一年使用:0次
2024-04-10更新
|
1305次组卷
|
5卷引用:压轴题01集合新定义、函数与导数13题型汇总 -1
(已下线)压轴题01集合新定义、函数与导数13题型汇总 -1(已下线)压轴题01集合新定义、函数与导数13题型汇总-2河南省信阳市新县高级中学2024届高三下学期适应性考试(十)数学试题河北省石家庄市2024届高三下学期教学质量检测(二)数学试卷重庆市涪陵第五中学校2024届高三第一次适应性考试数学试题
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7 . “奔驰定理”是平面向量中一个非常优美的结论,因为这个定理对应的图形与“奔驰”轿车,(Mercedesbenz)的logo很相似,故形象地称其为“奔驰定理”,奔驰定理:已知O是
内一点,
,
,
的面积分别为
,
,
,且
.设
是锐角
内的一点,
、
、
分别是的
三个内角,以下命题正确的有( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3a7ffcd1925a2b1259221c6a476152f7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2bbf9680f74a9ac5d934304654ce2771.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/866b81a8384cce4f24867baca2e6820c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2319b6a5373bc8eb13772b8e6d047779.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9ea3c7cd2f23b4521e64a7e64844ec48.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/089e8a7f6c535fc3cd270af428d55f65.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/71a13fbc8218a1a1e872db81ed73a8bb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7cbce11aa19b8bd2bf6ee5a834e005de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d39b8d91afc34e4a9b0fdbb6bafb9087.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fabb884dc5f9609de491245463bbe9a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
A.若![]() ![]() |
B.若![]() ![]() ![]() ![]() |
C.若O为![]() ![]() ![]() |
D.若O为![]() ![]() ![]() |
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2024高三·全国·专题练习
8 . 设锐角
内部的一点O满足
,且
,则角A的大小可能为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/65d3cf34df50e05d816d19ea1b3024a0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c3aec52e17963ba36c24e18c123042d5.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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9 . 已知函数
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a5889aaeb83706663fc85d357ed3068.png)
A.![]() |
B.![]() ![]() |
C.![]() |
D.![]() ![]() |
您最近一年使用:0次
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10 . 已知函数
,下列说法正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/95c36cdd14a31bf6e179037189b27109.png)
A.![]() ![]() | B.![]() ![]() |
C.![]() ![]() | D.![]() ![]() |
您最近一年使用:0次