名校
解题方法
1 . 已知函数
,则下列说法正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0c787a7f95682e90f6cd700b3d19c55a.png)
A.该函数的最大值与最小值的差为2; |
B.![]() |
C.若![]() ![]() ![]() |
D.无论![]() ![]() ![]() |
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3卷引用:江西省抚州市黎川县第二中学2022-2023学年高一下学期期中数学试题
江西省抚州市黎川县第二中学2022-2023学年高一下学期期中数学试题广东省佛山市顺德区2020-2021学年高一下学期期末数学试题(已下线)专题21 三角函数的图象与性质-【高效预习】2021-2022学年高一数学上学期新课预学案(人教A版2019必修第一册)
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2 . 如图,有一位于
处的观测站,某时刻发现其北偏东
,且与
相距
海里的
处有一货船,正以
海里/小时的速度,向南偏西
匀速直线行驶,
分钟后到达
处,则此时该船与观测站
的距离
为( )海里.
![](https://img.xkw.com/dksih/QBM/editorImg/2023/2/2/8dde3039-9142-4295-b380-ba952e7a3538.png?resizew=127)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f1e5fa72f2878b476bc57f0df12d6555.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/395424943f098d2c9a83d80039018429.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4b72ac611ae66b86761e080761d9aabc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1006d62fa5723dc36286b8f5494f993e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b53c7539ed297ea63b9ace6f5cc58ca8.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/60ef95894ceebaf236170e8832dcf7e3.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/2/2/8dde3039-9142-4295-b380-ba952e7a3538.png?resizew=127)
A.![]() | B.![]() | C.![]() | D.![]() |
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5卷引用:江西省铜鼓中学2020-2021学年高二(实验班)上学期数学(文)试题
名校
解题方法
3 . 在锐角
中,角
,
,
所对的边分别为
,
,
,已知
.
(1)求
的取值范围;
(2)若
,求
的取值范围.
(可能会用到的公式:
,
)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.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/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/8477c9237d6d23fcdd6a6ff35ca7aa25.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b550ee821ee1838384835e81fc34b67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/980ab4deb9e7f2bc9288787f5243a4d2.png)
(可能会用到的公式:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/18650719a710764b3d9f6bb6bc9cccca.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5825e41e0125b9bdfd8a3f042ba2501e.png)
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4卷引用:江西省宜春市丰城中学2023届高三(7-22班)上学期第二次段考数学(理)试题
江西省宜春市丰城中学2023届高三(7-22班)上学期第二次段考数学(理)试题广东省(惠州一中、汕头金山中学、深圳实验学校、珠海一中)四校2020-2021学年高一下学期期中联考数学试题(已下线)专题13 三角形中的最值(范围)问题-【重难点突破】2021-2022学年高一数学常考题专练(人教A版2019必修第二册)(已下线)期中测试·A卷 -【重难点突破】2021-2022学年高一数学常考题专练(人教A版2019必修第二册)
名校
4 . 汽车正常行驶中,轮胎上与道路接触的部分叫轮胎道路接触面.如图,一辆小汽车前左轮胎道路接触面上有一个标记
, 标记
到该轮轴中心的距离为
.若该小汽车启动时,标记
离地面的距离为
,汽车以
的速度在水平地面匀速行驶,标记
离地面的高度
(单位:
)与小汽车行驶时间
(单位:
)的函数关系式是
,其中
,
,
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2ba99a5c5661eedaef4b36ade1a7c5c5.png)
_______________________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/68b8b26f0eb807c4f2a6a4de36145f49.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23ae142042f3874cec067dd2389a5516.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d6e39016d24a856b6e943bb2495707c6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e15e00f40396e914d1d9955bd7785f1f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d65502a7ea4d1ce6d6d8c720845c73e0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/62d324cae510d98073af49fbe3efbe43.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/13378be06b6b01bcad1d261ff14e87cf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a4456675a5dbe545462a22cef9aca8fe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aa6af3e2115ce0aaf5b99ac70c4441d1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2ba99a5c5661eedaef4b36ade1a7c5c5.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/11/28/a0705cdd-011b-45d6-a4d2-30fff818261c.png?resizew=204)
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7卷引用:江西省抚州市临川第二中学2021-2022学年高一下学期第一次月考数学试题
江西省抚州市临川第二中学2021-2022学年高一下学期第一次月考数学试题四川省达州市2020-2021学年高一下学期期末数学(理)试题(已下线)5.7 三角函数的应用--2021--2022高一上学期数学新教材配套提升训练(人教A版2019必修第一册)2023版 苏教版(2019) 必修第一册 名校名师卷 第十二单元 三角函数的图象和性质、三角函数应用A卷2023版 湘教版(2019) 必修第一册 名师精选卷 第十三单元 函数y=Asin(ωx+φ)的图象与性质、三角函数模型的简单应用B卷2023版 湘教版(2019) 必修第一册 过关斩将 第5章 5.5三角函数模型的简单应用(已下线)突破5.7 三角函数的应用(重难点突破)-【新教材优创】突破满分数学之2022-2023学年高一数学重难点突破+课时训练 (人教A版2019必修第一册)
5 . 如图,一把折扇完全打开后,扇面的两条弧
,
的弧长分别是
和
,且AD=10,则图中阴影部分的面积是( )
![](https://img.xkw.com/dksih/QBM/2021/7/12/2762641495785472/2778912153911296/STEM/5f5d60a74e90465e942b89a3efb15ead.png?resizew=186)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/16d65cecaf8a3dc2953f4109c75a981e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83bb3820bab977db734f4335e4fde720.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/85d5d566ff6408458f8dcb2745b50333.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/391f1b0ffc979c722be8bf5df6309051.png)
![](https://img.xkw.com/dksih/QBM/2021/7/12/2762641495785472/2778912153911296/STEM/5f5d60a74e90465e942b89a3efb15ead.png?resizew=186)
A.![]() | B.![]() | C.![]() | D.![]() |
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江西省景德镇乐平中学2021-2022学年高一上学期数学开学摸底测试试题河南省新乡市2020-2021学年高一下学期期末数学试题(已下线)第2课时 课后 弧度制广西桂林市阳朔县阳朔中学2021-2022学年高一4月月考数学试题(已下线)第2课时 课后 弧度制(完成)
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6 . 已知
,具有下面三个性质:①将
的图象右移
个单位得到的图象与原图象重合;②
,
;③
在
时存在两个零点,给出下列判断,其中正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d86c9bb675ef27b44f389e93e22f388b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/86ebba6ed1add0fe647c0226614b9290.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1c780149aef1bd77162e85f7f8906a6a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d884c2a951bca1491bf7fd02a0b2383.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a3a4146a40767b11faed6aa241cba717.png)
A.![]() ![]() |
B.![]() |
C.将![]() ![]() |
D.若![]() ![]() ![]() ![]() ![]() ![]() |
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7卷引用:江西省宜丰中学创新部2023-2024学年高一上学期第一次(10月)月考数学试题
江西省宜丰中学创新部2023-2024学年高一上学期第一次(10月)月考数学试题江西省九江市第七中学2024届高三上学期12月学情诊断数学试题重庆市第一中学校2021届高三下学期第三次月考数学试题重庆市第十一中学2022届高三上学期10月月考数学试题(已下线)第7章《三角函数》 培优测试卷(一)-2021-2022学年高一数学上册同步培优训练系列(苏教版2019)湖南师范大学附属中学2022-2023学年高三上学期月考(四)数学试题广东省中山市纪念中学2022-2023学年高一下学期第二次段考数学试题
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7 . 直线
的直角坐标方程为__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5a13485bc6288f31ebe1ed7e5c3cd910.png)
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名校
解题方法
8 . 如图所示,在平面四边形
中,已知
,
,
,记
的中垂线与
的中垂线交于一点
,恰好
为
的角平分线,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5de00c1f5a077f32bbd131614b6ae4c4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bf3b55f5f7075d1e9cb681db6f3513d0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6f90318c1a8d868d69fba0e8ab960bfc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d40b319212a7e7528b053e1c7097e966.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/63a253c7fdf589ee3dece13d5b5b5732.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fabb884dc5f9609de491245463bbe9a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/61e0f366d1c0fdc80f78156df8b248b4.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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|
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8卷引用:江西省万安中学2021-2022学年高二上学期开学考试数学(理)试题
江西省万安中学2021-2022学年高二上学期开学考试数学(理)试题江苏省南京师范大学附属中学新高考方向卷2020-2021学年高一下学期期末数学试题(已下线)专题4-2 正余弦定理与解三角形小题归类1-2022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)山东省齐鲁2021-2022学年3月份高一阶段性质量检测试卷A 江苏省南京市金陵中学2021-2022学年高二下学期6月适应性考试数学试题2023年3月河北省普通高中学业水平合格性考试模拟(十)数学试题(已下线)第11章 解三角形 单元综合检测(难点)--《重难点题型·高分突破》(苏教版2019必修第二册)(已下线)压轴小题14 定角类解三角形问题
解题方法
9 . 下列判断正确的是___________ (请填上所有你认为正确的结果的序号).
①若
,
,则
;
②已知
,向量
,
.若
与
的夹角为钝角,则实数
的取值范围是
;
③若数列
的前
项和
(
为常数,且
),则
是等比数列;
④在
中,内角
,
,
的对边分别为
,
,
,
,
.若
仅有一解,则边
的取值范围是
.
①若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a946e12aa82cd49792e179fe46243f44.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8516be1d86e3ad60ec72b101b5efc746.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f15a138dbcc056b0eaee44076425f0b.png)
②已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/13e87088da41685cc8d433fbbe0e18d6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6569e50f43b3d8645652ecc13b62066e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/228ddd3d628aff7349e326c5e76c7303.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cb80eb942aafb194fadc473776f35b1d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/433b94c39737727e53468df419d8314a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df64046e91b047037f19e4032e3b6de3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bbe706d206d9bc18206c039cbd25a18b.png)
③若数列
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eec92ccdc8f008c18e52cd9043282c65.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9aa8a716a31b0f51b70fdf9bdb257909.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a3ac83c571110d41a396d12d8eea1c6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
④在
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.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/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/e54a36173cd9b7b28e91619d715cb569.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b550ee821ee1838384835e81fc34b67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0109d06b8be2e402b5ffbb0aeb501009.png)
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10 . 数列可以看作是定义在正整数集的特殊函数,具有函数的性质特征,有些周期性的数列和三角函数紧密相连.记数列2,
,
,2,
,
,2,
,-1,…为
,三角形式可以表达为
,其中
,
,
.
(1)记数列
的前n项和为
,求
,
,
及
;
(2)求数列
的三角形式通项公式.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f89eef3148f2d4d09379767b4af69132.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acbc6a613224461ade69362d46550474.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f89eef3148f2d4d09379767b4af69132.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acbc6a613224461ade69362d46550474.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f89eef3148f2d4d09379767b4af69132.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f65fbf186d5f90296e619328e502f75f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/13378be06b6b01bcad1d261ff14e87cf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a4456675a5dbe545462a22cef9aca8fe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/89040554aa79926881b74fe954e4d08a.png)
(1)记数列
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08eb71ecf8d733b6932f4680874dbbf3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/194592cb77de8a597d5d64e1c85c3249.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7eed39c7d611309b01476c15ab242308.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/05201ef79a5d5904f492845396fb5470.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08eb71ecf8d733b6932f4680874dbbf3.png)
(2)求数列
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
您最近一年使用:0次
2021-07-05更新
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825次组卷
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3卷引用:江西省南昌市2020-2021学年高一下学期期末数学试题