名校
1 . 若
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ed2d670044bb722e8180de703f01c85b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4e304cf018473bb54edb166fcd6502b.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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2021-12-02更新
|
1509次组卷
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6卷引用:安徽师范大学附属中学2021-2022学年高三上学期12月月考理科数学试题
安徽师范大学附属中学2021-2022学年高三上学期12月月考理科数学试题山东省菏泽市2021-2022学年高三上学期期中考试数学(B)试题四川省成都市第七中学2021-2022学年高三上学期一诊模拟考试数学(理)试题(已下线)解密04 三角函数恒等变换(讲义)-【高频考点解密】2022年高考数学二轮复习讲义+分层训练(新高考专用)陕西省西安市西北工业大学附属中学2022届高三下学期一模理科数学试题陕西省西安交通大学附属中学2022届高三下学期第七次模拟考试理科数学试题
2 . 在
中,下列等式一定成立的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
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3 . 已知函数
,若存在实数
、
、
、
满足
,则正确的序号为________ .
①
;②
;③
;④
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/71bd491d6925e550b0b1f21aa4ff0c47.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c814128ea2139e33db94ea590e7c2223.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aec19b68e3add9d5bfcc6269a1855b87.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/291c25fc6a69d6d0ccfb8d839b9b4462.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7bae3f86149cf716f7bfee75ed5ccfe2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/55b5ef4a5018ffdecdfe1e6917ca103b.png)
①
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3b6bd21a21a429c595ca5b1d94b567be.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7d5e10fe93adc682543cfc0be0a155e4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b4561de85616546931bb5dbe6c98bde.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/622cb8f9d388c8e12417c6b961f54223.png)
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4 . 已知角
的顶点与原点
重合,始边与
轴的非负半轴重合,它的终边过点
.
(1)求
的值;
(2)若角
满足
,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/111fc953684b51df437ef2bc02290ad5.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0e8c732eae13c1aa87422b57917c143a.png)
(2)若角
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5b5858ee1ce52b251816757257a11c29.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/577fd4d79427834eecacba91aa1e7afa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3eacde1c42151734fdc60f3001b590de.png)
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名校
解题方法
5 . 已知函数
的图象过点
,且最高点和最低点间的距离的最小值为5,则函数
的零点个数为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/31a88f614a6db2ec8b344b6f233efad6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ab1242ec96ac54e2fd418988d5190a88.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/02f2fe8c3759b0a898ef8b11f0604bf9.png)
A.3 | B.5 | C.7 | D.9 |
您最近一年使用:0次
2021-11-21更新
|
296次组卷
|
3卷引用:安徽省安庆市怀宁中学2021-2022学年高三上学期模拟测试(一)理科数学试题
名校
解题方法
6 . 已知
中,角
所对的边分别为
,且
.
(1)求
的值;
(2)若
,求
的值.
![](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/c8319569ffbdeb52ed62514b5db3f4cb.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/679a95158ae16c0c7adc264080cf151e.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/faf922f8b86a1e3974dfc23f8b0f0f28.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
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2021-11-19更新
|
308次组卷
|
3卷引用:安徽省安庆市怀宁中学2021-2022学年高三上学期模拟测试(一)理科数学试题
名校
7 . 在平面直角坐标系
中,
为第四象限角,角
的终边与单位圆
交于点
,若
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ee31829d0d4d5f779a957d7df8058ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/caf0d139c9810361b4971904a943856b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d57cdc1edc0a98694a400e2095bff750.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bffd29b2e8192d673308bdf8d5cb6cab.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
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8 . 六安市某生态旅游景区升级改造,有一块半圆形土地打算种植花草供人游玩欣赏,如图所示,其中
长为
km,
、
两点在半圆弧上,满足
,设
.
![](https://img.xkw.com/dksih/QBM/2021/11/11/2848993341997056/2850549534384128/STEM/e8b69c77-477d-4b02-a246-66489e007700.png?resizew=286)
(1)现要在景区内铺设一条观光道路,由线段
,
和
组成,则当
为何值时,观光道路的总长
最长,并求
最大值;
(2)若在
和
内种满月季花,在扇形
内种满薰衣草,已知月季花利润是每平方千米
元,薰衣草的利润是每平方千米
元,则当
为何值时,才能使总利润最大?最大利润是多少?
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b8860d9787671b53b1ab68b3d526f5ca.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5a16dc02090b6e9263555061f14fbc8c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/813b1b0327154103afd7a728f00cfeda.png)
![](https://img.xkw.com/dksih/QBM/2021/11/11/2848993341997056/2850549534384128/STEM/e8b69c77-477d-4b02-a246-66489e007700.png?resizew=286)
(1)现要在景区内铺设一条观光道路,由线段
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d78abbad68bbbf12af10cd40ef4c353.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/67d822262ff00915910e5b87d81ad1ba.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c24095e409b025db711f14be783a406c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
(2)若在
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/372629a8666de1e9bac3e7daadcac7b6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3a7ffcd1925a2b1259221c6a476152f7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6bf126cfed85fa9b7720ec6f7b0008dc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/878e89b6eca35e34c863e832a2c661db.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c24095e409b025db711f14be783a406c.png)
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2021-11-13更新
|
449次组卷
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6卷引用:安徽省六安市第一中学2022届高三上学期第三次月考理科数学试题
安徽省六安市第一中学2022届高三上学期第三次月考理科数学试题湖北省黄冈市2021-2022学年高三上学期11月联考数学试题江苏省淮安市金湖、洪泽等六校2020-2021学年高二下学期期中数学试题(已下线)专题5.3 导数及其应用 章末检测3(难)-【满分计划】2021-2022学年高二数学阶段性复习测试卷(苏教版2019选择性必修第一册)(已下线)专题18 导数及其应用-备战2022年高考数学学霸纠错(全国通用)福建省福州市屏东中学2023届高三上学期10月第一次月考数学试题
9 . 已知函数
,其图象与
轴相邻两个交点的距离为
.
(1)求函数
的解析式;
(2)若将
的图象向右平移
个长度单位得到函数
的图象恰好经过点
,求当
取得最小值时,
的单调区间和对称轴方程.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cfce763b5a550d7b87c9a10d5d44b147.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1ad72d7565699d1ebb741eb0ce12bac.png)
(1)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(2)若将
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a1f07948e9258b482a2164ac871f90f9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be1ce3f01e2b6364f9a9fdaf197d5e29.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d978ba27ca9cfdb9a04b4d0cbda51ef.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be1ce3f01e2b6364f9a9fdaf197d5e29.png)
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名校
10 . 已知
,
,
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/175aa2835d5e12b16faf06118d3b58c2.png)
________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3d450aea0fb89e956fc4caa3a9c59fa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d8953047e1c3b234643df41d0b5d240c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f176cf776888ea681d3db05a0d09d8a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/175aa2835d5e12b16faf06118d3b58c2.png)
您最近一年使用:0次