名校
解题方法
1 . 若函数
与
有相同的零点,其中
,且
在
上有且只有一个零点,则
的值为____________ ,实数
的最小值为____________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f62edb5d718a68ce4341c2f05f21d053.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83b207e1cf4e90a74419ab1dbbda65ae.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ba4e9d0c6e1d784870a39802b6b9a2d2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/282bd8132e2d40176dec2cc77010856b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/604a187300e47ef2d6b772d1ac5cf4a3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6581916f5a65edfea257c804efee007e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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2 . 设函数
.
(1)求函数
图象的对称中心;
(2)在锐角
中,角A,B,C所对的边分别是a,b,c.若
,
,求
面积的最大值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ece9be318fe266aa3ebf647bc95354b1.png)
(1)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(2)在锐角
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5e3b733bc51f2ae49cea5bd07a863a2d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b550ee821ee1838384835e81fc34b67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
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解题方法
3 . 已知圆
的半径是3,
是圆
内一动点,且
,
是圆
上的两个动点.若
,则
的取值范围是___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/07445aa3909818a3ef93bb01182f545f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e52586ca2a3b783bc8092415e2d4bf6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/faa538f532fc96148d4676664f5c6c51.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a8a9c27ea53c6748e4a788b7400f25a4.png)
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2022-01-26更新
|
370次组卷
|
3卷引用:浙江省湖州市2021-2022学年高三上学期期末数学试题
浙江省湖州市2021-2022学年高三上学期期末数学试题(已下线)技巧02 填空题解法与技巧(练)--第二篇 解题技巧篇-《2022年高考数学二轮复习讲练测(浙江专用)》安徽省滁州市定远县育才学校2021-2022学年高三下学期开学考试数学(文)试题
4 . 在△
中,已知
,
,
,点D在边BC上,且满足
.则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/facd1fcfad659e95da18c38e5eb157b8.png)
___________ ,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/80fa665ce10e0fedd0c23d2678d2cccc.png)
___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7bef5239ddbb0972700ce01daf9ee7cf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/efc6e4b936d7a800e839a30c3839574d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c3ad4c0ba3a6750537789844d0ec419d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9680bd6f250acb8b568510419b59d3e7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0ff29971ccc633d89832ffa9bd54afa3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/facd1fcfad659e95da18c38e5eb157b8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/80fa665ce10e0fedd0c23d2678d2cccc.png)
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解题方法
5 . 已知双曲线
的左、右焦点分别为
,
,过
的直线与圆
相切,且与双曲线的左支交于点P.若
,则双曲线的离心率是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a5ec7fa23be9cbe9a50607ea6bc8a4ff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f5076289823db419f94e9c0c8f4aafd9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a3fb78c5f885034612c0e030b920143d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a3fb78c5f885034612c0e030b920143d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1e4be819fc47b2aa19ab2022b3dfeb6f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4a8de17bc319856fc4ee025fb3057659.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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名校
解题方法
6 . 已知函数
.
(1)求函数
的最小正周期及最大值;
(2)在
中,a,b,c分别是角A,B,C的对边,若
,
,
,求
的面积.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9c824bc915e9183fe4d16bd06e5c98a0.png)
(1)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(2)在
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ab839d8569171afab5ed55c22013aa72.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bf2d3c6d20ec680b233344a0be893ef4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4ab1e6107f2370b5bb2580b23bfcf0b1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
您最近一年使用:0次
名校
解题方法
7 . 已知O为坐标原点,点A,B是直线
与x轴,y轴的交点,点C是直线l上位于第四象限的一点,且
,则线段OC的长为___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fe7e8d02b5ec12f36bc18c6ed5101bec.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/717fce8b4d2c5d9211b66415c0c5b323.png)
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名校
解题方法
8 . 已知单位向量
满足
,
,则对任意
,
的最小值为___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6033601ebf591c1c3b7a95dd00bbb81f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b56ce68a9988c3eab2c652abdc89b89c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6bf60e507d2a72cf010998c7bc494754.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c51159984b2cb00f30b3986315019623.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a9c95134ef4808453772f5354fc08275.png)
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2022-01-26更新
|
1080次组卷
|
4卷引用:浙江省金华十校2021-2022学年高三上学期期末联考数学试题
浙江省金华十校2021-2022学年高三上学期期末联考数学试题浙江省四校2022届高三下学期联考数学试题(已下线)专题4-1 三角函数性质、最值和w小题归类-2022年高考数学毕业班二轮热点题型归纳与变式演练(全国通用)上海市进才中学2024届高三上学期开学考试数学试题
9 . 已知函数
,则
图象的对称轴是___________ ,
在
上的单调递减区间为___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/96ee68761de33c2e361da53c2827c43f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1613d377a07850c72cbec354b7a3000f.png)
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名校
10 . 已知集合![](https://staticzujuan.xkw.com/quesimg/Upload/formula/47f785ab2e824114a3c9b90498bc3034.png)
,则满足
且
的集合N的个数为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/47f785ab2e824114a3c9b90498bc3034.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/501adaa9c7a385b2e0f3e7ec0f4110a7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ad96b50521f4bbf3d436d05dc258083d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/85d5b1b24e2d918646afd0e16e119698.png)
A.0 | B.1 | C.2 | D.3 |
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