名校
解题方法
1 . 已知函数
.
(1)求
的定义域;
(2)判断并证明
的奇偶性.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b22a2e63945d1190b38590dd6d5536d4.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)判断并证明
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
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2 . 已知函数
,若
,则
的值可以是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/73cbe0d130e4b7c34669a8bb233612dc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8136f5ce7ee87baebc51c27a61381c79.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bc6abf3f9b0ebcdc47a028c781b7edb9.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2024-06-03更新
|
187次组卷
|
2卷引用:云南省昆明市第一中学西山学校2023-2024学年高一下学期4月期中考试数学试题
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3 . 已知O为坐标原点,对于函数
,称向量
为函数
的伴随向量,同时称函数
为向量
的伴随函数.
(1)设函数
,试求
的伴随向量
;
(2)将(1)中函数
的图像横坐标伸长为原来的2倍(纵坐标不变),再把整个图像向左平移
个单位长度,得到
的图像,已知
,
,问在
的图像上是否存在一点P,使得
,若存在,求出P点坐标;若不存在,说明理由.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/abc54bc56c16baa3643686b85a6130e4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b84dac41f87e939f6cc39f38dc59b78d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e723e57753f0a4fe1ef8ca1aee0e2117.png)
(1)设函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf2693a326c5e2f26daeed53105b34f5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e723e57753f0a4fe1ef8ca1aee0e2117.png)
(2)将(1)中函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c0211da37e92f915e781691296578ba0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a813b5adbf5c7082561237894ba6d599.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e0c21dde2ad1e31c337bfb78c810ccb5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9aab5da44c04986fec56fe0429e7bd38.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f786a5701dc1a8a015e8843c3360151b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b9b929fe0f9c13dd6dfabca91a1a4aaa.png)
您最近一年使用:0次
2024-05-21更新
|
216次组卷
|
2卷引用:云南省大理白族自治州大理市大理白族自治州民族中学2023-2024学年高一下学期5月期中检测数学试题
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4 .
的内角A,B,C的对边分别为a,b,c,若
,
,
的面积为
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b614cc435b10387b72348546baa3a295.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a36ec31cfd615abfbee3ed2f4a1d8883.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/adbd3e8cf8325999cde03adf845d3dd0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5ccd4162c7d09f970cb77cadacdbe521.png)
A.![]() | B.4 | C.2 | D.![]() |
您最近一年使用:0次
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5 . 记
的内角A,B,C的对边分别为a,b,c,其外接圆直径为
,且
,则角
大小为______ ;若点
在边
上,
,
,则
的面积为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/38387ba1cadfd3dfc4dea4ca9f613cea.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e449fe333ddced73ae143ea883a72e59.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cc0cedfb76e95ae3371fad58069554ea.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dfb08f6a798dc293f3d8de281190f65e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
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解题方法
6 . 在
中,内角
的对边分别为
,已知
,则
的最大值为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e30c0a5c92f50dce1f7624709950ff5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/76f0649064a085fb74c997fb507a9b6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/479d42f961d6115871051daeb2791f1e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f384e98d574fa2676d61624285f88188.png)
A.![]() | B.![]() | C.3 | D.![]() |
您最近一年使用:0次
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解题方法
7 . 已知
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3c50a0367a96faa9a98569102161ace3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/121090be7065d4dafe4fe41bb55640ce.png)
A.2 | B.4 | C.5 | D.6 |
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解题方法
8 . 在气象台
正西方向
处有一台风中心
,它正向东北方向移动,移动速度的大小为
,距台风中心
以内的地区都将受到影响.
所在地是否会受到台风的影响?如果会,大约多长时间后受到影响?持续时间有多长?(参考数据:
)
(2)台风对气象台
的影响从开始到结束,线段
扫过的面积是多少?
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1f69e03c1a32bbb2056a5e4e3d872295.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7822b217ea4ee15ff83d5ba429f8f6cc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/abd054da0ad34c8ba01fe54179ba0a7c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0f85e62b60cf10d4f6a8a366f4765d8.png)
(2)台风对气象台
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
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9 . 已知函数
.
(1)求函数
的最小正周期及单调递增区间;
(2)将函数
的图象向左平移
个单位长度,再向上平移1个单位长度得到
的图象,若
,求函数
在
上的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f826517f890d233b8bc36d18f4fcc44e.png)
(1)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)将函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/876bc8d738b3c001ef510ac90380bea2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/19c69cb595168bfa7b768a8c805a0ae8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/44d51992c05a557cf6058664f1f8961e.png)
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名校
解题方法
10 . 在
中,角
的对边分别为
,若
,
,则下列结论正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24e0c10fb103930eabd5fa18e8f9bb06.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/76f0649064a085fb74c997fb507a9b6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8e258ab9e600435b37465092243d99f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f289ef19c7418a898ea18747aa76e783.png)
A.若![]() ![]() |
B.若![]() ![]() |
C.![]() |
D.![]() ![]() |
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