1 . 已知函数
的最小正周期为
.
(1)求
的解析式;
(2)求
在
上的单调增区间.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9bc98f75d0c299c3de4acc6f2302aa5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/70f5389990c3a0c5373f3bd9fb2454c9.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c195698ac387fe53b3b1e0248a1fcc92.png)
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2 . 已知
,设
.
(1)若
,求函数
的单调减区间;
(2)设
为锐角,若函数
的最小正周期为
,且
为偶函数,求
的大小以及
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a4456675a5dbe545462a22cef9aca8fe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0fcbbb7cf855c9ddc9c172e758ea938.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5dcee772e6187ac31d7f8d69b0487000.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5de81ef5b240a1580b8876ca08ce9974.png)
(2)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c24095e409b025db711f14be783a406c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/70f5389990c3a0c5373f3bd9fb2454c9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4751c0904583cf24f4a9b71d3399d543.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c24095e409b025db711f14be783a406c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/56687b4fd389c0a84d45788e2c1d6c3e.png)
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3 . 已知函数
的部分图象如图所示.
![](https://img.xkw.com/dksih/QBM/editorImg/2024/2/23/32610b41-4a32-4327-8d7a-9087cf8c3f0c.png?resizew=161)
(1)直接写出
的值;
(2)再从条件①、条件②中选择一个作为已知,求函数
的解析式;
(3)在(2)的条件下,若函数
在区间
上恰有1个零点,求实数
的取值范围.
条件①:当
时,函数
取得最小值;
条件②:
为函数
的一个零点.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e8958a4b164d0c948463dbe9493f3b2c.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/2/23/32610b41-4a32-4327-8d7a-9087cf8c3f0c.png?resizew=161)
(1)直接写出
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/074c228ffc7b1e306f8410afe7bc4b5c.png)
(2)再从条件①、条件②中选择一个作为已知,求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(3)在(2)的条件下,若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0e3f7f762131c77a3c8440b4a3bc1d12.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
条件①:当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5deda71e149a44da197279bfb2a876bc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c530f4b7491b95acb8ce3eef9aa09d.png)
条件②:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9895bf4192f5c55c16f8270d53c49b13.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c530f4b7491b95acb8ce3eef9aa09d.png)
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2023高一上·江苏·专题练习
4 . 求下列函数的周期:
(1)
,
;
(2)
,
;
(3)
,
.
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a66bed43bc57f677985ed5af528c4f4d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aadca495170cd7e3df7c4e694af951f5.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f288bd744c1b48f4e6277c4bb74a6a14.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aadca495170cd7e3df7c4e694af951f5.png)
(3)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7e5fce34b31359b6812ab0fcfc34effd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aadca495170cd7e3df7c4e694af951f5.png)
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名校
5 . 函数
的部分图象如图所示,
为图象上的点.
及
的值;
(2)设
,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4e32d1286745616f13850f1241c30059.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/38b0ada84fdd88a81ae5b0075ed7470d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/074c228ffc7b1e306f8410afe7bc4b5c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6581916f5a65edfea257c804efee007e.png)
(2)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4a1b44425112c5857af8d02f72ce4c0a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5b5858ee1ce52b251816757257a11c29.png)
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2024-02-25更新
|
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2卷引用:1号卷·A10联盟2022届全国高考第一轮总复习试卷数学(文科)试题(八)
名校
6 . 已知函数
的图象的相邻两条对称轴之间的距离为
,且
的图象的一个对称中心为
.
(1)求
的解析式;
(2)在
中,内角A,B,C所对的边分别为a,b,c,已知
,
,且
的面积为
,求
的周长.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d8d25ffc739618adc609f7fd95cfeadf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d49f8a63ddbca52039fa9ab44cda6b29.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/358c8c0e7bc2f31f50d9aab6b2f84f5b.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)在
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e899c486dc49e560fc4aca05e16835b7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c296022dd672fe1a2bef21b6778047e2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5040d31e784398842b04ed7dd0aacc10.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
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2023-09-16更新
|
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2卷引用:海南省海口市2023届高三下学期学生学科能力诊断数学试题
7 . 设函数
.
(1)请指出函数
的定义域、周期性;(不必证明)
(2)请以正弦函数
的性质为依据,并运用函数的单调性定义证明:
在区间
上单调递减.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/daacc8e661b6cac1d38e42eb2d0ae488.png)
(1)请指出函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
(2)请以正弦函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d2b9643da0c0fea4f099f9a9133d6076.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d01dc2d99655cf7598837cb0886166ed.png)
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名校
8 . 已知
.
(1)求函数
的最小正周期;
(2)已知
均为锐角,
,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1170c8ae33045bea4da61519b91708f7.png)
(1)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4e288596fa3811dd2c17bded60e82e7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fe3c9847b76e02ecdc83577e4ef88902.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/affef976aac53a7783108bd132cef3c0.png)
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2023-06-21更新
|
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7卷引用:陕西省榆林市府谷中学等四校2022-2023学年高二下学期第一次联考理科数学试题
9 . 已知
的单调递增区间为
,且函数
图像的相邻对称轴之间的距离为
,求:
(1)
的解析式;
(2)若
的图像向左平移
个单位得到
,求
的单调递增区间;
(3)若
且
,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a42eb6abe4e5becdf77403900b1b7555.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2877adecb97114fbab5f6e6570ede5a7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d49f8a63ddbca52039fa9ab44cda6b29.png)
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac1a63ab608517bb10aa036783dfb51f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a813b5adbf5c7082561237894ba6d599.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a813b5adbf5c7082561237894ba6d599.png)
(3)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/29c24e16421eb513abda6e5570d08a05.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5102979fcaa3649d378f296d1acd1223.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
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10 . 已知函数
,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eb63478132d4c1fef3c17e591919da83.png)
(1)求
的值及
的最小正周期;
(2)求
的最大值,并求出取到最大值时x的集合;
(3)求
的单调递减区间.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/89daeba8927cd138ea15234358da08c2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eb63478132d4c1fef3c17e591919da83.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3e38fffbc7ab9882480f4faa72390e23.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(3)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
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|
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