11-12高一下·浙江杭州·期中
1 . 设f (x)=sin 2x+
(sin x-cos x)(sin x+cos x),其中x∈R.
(Ⅰ) 该函数的图象可由![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d2b9643da0c0fea4f099f9a9133d6076.png)
的图象经过怎样的平移和伸缩变换得到?
(Ⅱ)若f (θ)=
,其中
,求cos(θ+
)的值;
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a7ffe8515ff6183c1c7775dc6f94bdb8.png)
(Ⅰ) 该函数的图象可由
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d2b9643da0c0fea4f099f9a9133d6076.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d41a85b52d149033fa86da61b74146b8.png)
(Ⅱ)若f (θ)=
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a7ffe8515ff6183c1c7775dc6f94bdb8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/62b67f86e8207602fe447fe7de862fee.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a4cf885b8aae9cc3788899ee1b2ebd44.png)
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11-12高三·重庆·阶段练习
2 . 已知向量
,且
,其中
是
的三个内角,
分别是
的对边.
(1)求
的大小;
(2)求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2724e2a6be0b90ab7cee99d0c6426453.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/45cba33594434ad0cb8feb56cb647bce.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24e0c10fb103930eabd5fa18e8f9bb06.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/76f0649064a085fb74c997fb507a9b6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24e0c10fb103930eabd5fa18e8f9bb06.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6b1d6201ae8b341fe7c2e578429dddcb.png)
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11-12高一上·江西南昌·周测
3 . 定义在R上的奇函数
为减函数,
对
恒成立,求实数m的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c530f4b7491b95acb8ce3eef9aa09d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f2e4e63d784d36e5969ec65ffb4e346.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/636a4dd79a8f3de4274cd6e261997b39.png)
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11-12高三上·浙江·期中
名校
4 . 已知向量
与
共线,其中
是
的内角.
(1)求角
的大小;
(2)若
,求
的最大值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c407ffb70a36eef44b3a85f38a652f51.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15b0ff451166b9f4eccbc7ccf42dc8e1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
(1)求角
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ef0402dd5ae3db10281f9f1e11738bcb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9bb5e61cba488c465f36b4744ceb75cb.png)
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10-11高一下·浙江·期中
5 . 已知△
中,
,
,
,记
.
![](https://img.xkw.com/dksih/QBM/2011/5/4/1570137603883008/1570137609486336/STEM/67aed14e-a974-4bb5-a51f-24fdbb130a11.png?resizew=281)
(1)求
关于
的表达式;
(2)求
的值域.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7bef5239ddbb0972700ce01daf9ee7cf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fcaf97a988e94262f744a2e0a7b711f9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7e918b70b02a73685e3c536c7f380e2c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d0ed15020c1c669e06a3a3b1557242e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/29a5213f200b596e3425922d811b4b44.png)
![](https://img.xkw.com/dksih/QBM/2011/5/4/1570137603883008/1570137609486336/STEM/67aed14e-a974-4bb5-a51f-24fdbb130a11.png?resizew=281)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bd288d4152caf5fc8187a1a901c8949f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c24095e409b025db711f14be783a406c.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bd288d4152caf5fc8187a1a901c8949f.png)
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10-11高一下·浙江嘉兴·期中
解题方法
6 . 设函数
,
,且
.
(1)求
的取值的集合;
(2)若当
时,
恒成立,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ea0e27d243d60a90ddb1135bbc4941b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4166972dec0aa3e8694a44eeb941a08.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ef72e4e5551a9ae89714cf8071da447b.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
(2)若当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3712ce4cde0a2c2f4a3d50ff2caca730.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/12ff5d5372800030b5c5328e9406dd60.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
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2011·山东青岛·一模
7 . 已知向量
,
,向量
,
,函数
.
(Ⅰ)求
的最小正周期
;
(Ⅱ)已知
,
,
分别为
内角
,
,
的对边,
为锐角,
,
,且
恰是
在
,
上的最大值,求
,
和
的面积
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/052e99e2d9f0e27a9ae10b8cc77c0276.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f079cef4435beed1e08999a2785bc9dc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6bf57d9e1b76a4053d0d3d576315889a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ea709f64feee0685af6cc6a675cfa113.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e614247c7b2696f0067bb1307bac99a6.png)
(Ⅰ)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b68df477b3ee45ac0f725db00d465a1.png)
(Ⅱ)已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/071a7e733d466949ac935b4b8ee8d183.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0faed94a64b2dcfc6801b4fca0f16675.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f7fa79a550591eb9e1bd07bced3a08fc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60b97bb18e5ca34d22b5e827316a122a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d3292a7444b7e76515cee05ffe1eea50.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b17fff6cad52af74309c2d811fa5e508.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/934bae4523554cea2fdde0556acb228c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0faed94a64b2dcfc6801b4fca0f16675.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf231f8f86fb922df4ca0c87f044cec3.png)
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2016-11-30更新
|
1298次组卷
|
3卷引用:浙江省金华市曙光学校2020-2021学年高二下学期期中数学试题
10-11高三上·浙江杭州·阶段练习
8 . 已知函数![](https://img.xkw.com/dksih/QBM/2010/10/9/1569849421545472/1569849426755584/STEM/14b8cdae5d7f4708be814504ff39a1b9.png)
(1)当
时,求函数
的值域;
(2)若
,且
,求
)的值.
![](https://img.xkw.com/dksih/QBM/2010/10/9/1569849421545472/1569849426755584/STEM/14b8cdae5d7f4708be814504ff39a1b9.png)
(1)当
![](https://img.xkw.com/dksih/QBM/2010/10/9/1569849421545472/1569849426755584/STEM/dba4f179a3ef4dcc84cdf669ea132c41.png)
![](https://img.xkw.com/dksih/QBM/2010/10/9/1569849421545472/1569849426755584/STEM/bf1e88bbbb034b89901254c4bd78474a.png)
(2)若
![](https://img.xkw.com/dksih/QBM/2010/10/9/1569849421545472/1569849426755584/STEM/e884b742e2b647cd97a24913bd67ccc1.png)
![](https://img.xkw.com/dksih/QBM/2010/10/9/1569849421545472/1569849426755584/STEM/0163e2addd724c04a41da2b896c2ee6f.png)
![](https://img.xkw.com/dksih/QBM/2010/10/9/1569849421545472/1569849426755584/STEM/e4ac04e94719423f850e1b98bf5c8afd.png)
您最近一年使用:0次
9-10高一下·吉林松原·期末
名校
9 . 已知函数
的最小正周期为![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9f785147690f83dcee0a0bc6c327e75a.png)
(1)求
的值;
(2)若不等式
在![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e44c45ef0334070fc149b452dee26ae5.png)
上恒成立,求实数
的取值范围
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/71c55e90f2b72c91c3b23f3f5afaaaa4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9f785147690f83dcee0a0bc6c327e75a.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/074c228ffc7b1e306f8410afe7bc4b5c.png)
(2)若不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ee36dbcec3fc9c470301544052b933b8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e44c45ef0334070fc149b452dee26ae5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ba3cc54494805921ead2e41fac183f2b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
您最近一年使用:0次
2016-11-30更新
|
978次组卷
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4卷引用:2011-2012学年浙江省温州市龙湾中学高一第二学期期中考试数学试卷
(已下线)2011-2012学年浙江省温州市龙湾中学高一第二学期期中考试数学试卷山西省怀仁县第一中学2016-2017学年高一下学期期中考试数学(文)试题山西省怀仁县第一中学2016-2017学年高一下学期期中考试数学(理)试题(已下线)2010年吉林省北师大宁江附中高一下学期期末考试数学卷
10 . 已知函数
.
(Ⅰ)求函数
的最小正周期;
(Ⅱ)求函数
的最大值及
取最大值时
的集合.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/90a4f793cec5b178f3eaac45a4341589.png)
(Ⅰ)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(Ⅱ)求函数
![](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/81dea63b8ce3e51adf66cf7b9982a248.png)
您最近一年使用:0次
2016-11-30更新
|
668次组卷
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16卷引用:2013-2014学年浙江省温州中学高二下学期期中文科数学试卷
(已下线)2013-2014学年浙江省温州中学高二下学期期中文科数学试卷(已下线)2013-2014学年浙江省温州中学高二下学期期中文数学卷2014-2015学年四川省中江县龙台中学高二上学期期中文科数学试卷江苏省淮安市高中校协作体2020-2021学年高一下学期期中数学试题2010年普通高等学校招生全国统一考试(湖南卷)数学(文科)(已下线)2010年广东省深圳高级中学高一第二学期期末测试数学试题(已下线)2011年新疆乌鲁木齐市第八中学高二上学期期末考试理科数学卷(已下线)2010-2011学年山东省梁山一中高二下学期期末考试文科数学(已下线)2011-2012学年安徽省宣城中学高二3月月考文科数学试卷2015届湖南省常德市一中高三第四次月考理科数学试卷2016届江西省南昌三中高三上第三次月考文科数学试卷2017届北京市高三入学定位考试数学(文)试卷山东省临沂市罗庄区2016-2017学年高一下学期期末考试数学(文)试题广西南宁市马山县金伦中学2017-2018学年高二10月月考数学(文)试题【全国百强校】黑龙江省哈尔滨市第六中学2017-2018学年高二下学期期末考试数学(文)试题湖南省长沙市南雅中学2019-2020学年高一下学期入学考试数学试题