名校
1 . 设
的内角
的对边分别为
已知
.
(1)求角
;
(2)若
,
,求
的面积.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a9178fc8b5d65aa75fa9196294a0db7e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bd596d0b8ee4f1a7a1dbbe9daee9ebfa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6f725331875704be4d778ec70e548c6e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fedd5f9057d497c718ccde4e555ef14a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f7ed049f8d33b7ce57556820a68c1830.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1fb31b077599b867e78d06a338531d5c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c16a428491dfa60259f06636b5491a83.png)
(1)求角
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5fbcc3e8083952c0e886c064cfedd06.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5713fb36a05ebf7489fca94635174af4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a9178fc8b5d65aa75fa9196294a0db7e.png)
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2018-11-01更新
|
1324次组卷
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7卷引用:江西省上饶中学2019届高三上学期期中考试数学试题2
名校
2 . 已知
,且
是第四象限角,则
的值为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/75083d2a3f62c22971c6ef543e237420.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e2e53639a114e9742e3446163c861d14.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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2018-10-26更新
|
1270次组卷
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4卷引用:江西省上饶中学2019届高三上学期期中考试数学试题1
江西省上饶中学2019届高三上学期期中考试数学试题1【校级联考】安徽省皖中名校联盟2019届高三10月联考数学(文)试题(已下线)狂刷15 三角恒等变换-学易试题君之小题狂刷2020年高考数学(理)湖南省长沙市宁乡市2018-2019学年高三上学期11月摸底考试文科数学试题
名校
3 . 已知
,
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c46448d71e780f36ca0b647a6294f06b.png)
_________
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fb66f4db41478c23128adc14f2796556.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/96b3b35cd46b44494119ed389c48df14.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c46448d71e780f36ca0b647a6294f06b.png)
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2018-09-28更新
|
3820次组卷
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3卷引用:江西省上饶中学2019届高三上学期期中考试数学试题1
4 . 已知
,
,
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/06a2b8dae45cd30a752aedb1ca66c30a.png)
___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e3955978f611908709aa2045b897b5f8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5e1072a11db256b9d6badc4f9034c22c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/18d9e0be83bc40656ef3b60e2b2df75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/06a2b8dae45cd30a752aedb1ca66c30a.png)
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2018-04-25更新
|
1043次组卷
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4卷引用:【全国校级联考】江西省上饶县中学2017-2018学年高一下学期期末考试数学(文)试题
名校
5 . ![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1ad65c6fbca9dd718bd4932bf040cb45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1ad65c6fbca9dd718bd4932bf040cb45.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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2018-03-30更新
|
907次组卷
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2卷引用:江西省上饶市2018届高三下学期第二次高考模拟数学(理)试题
名校
6 . 计算
=
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/20ca746d6b4336b5b0d5fdc15f8ac451.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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2017-07-03更新
|
423次组卷
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2卷引用:江西省玉山县第一中学2016-2017学年高一(19-31班)下学期期中考试数学试题
7 . 已知![](https://staticzujuan.xkw.com/quesimg/Upload/formula/263a246e3eaf8087433689aee5e55675.png)
(1)求
及
的值.
(2)求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/263a246e3eaf8087433689aee5e55675.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b0b4f4cd0b9c4cfed756bc8d58c9caf1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6abc69c57972a4efb8301e3308ea9ca6.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9146fc0a63e5c14a8fa46573e60c07ba.png)
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解题方法
8 . 已知在斜三角形
中,已知
对的边分别为
,且
.
(1)求角
的大小;
(2)若
求角
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7bef5239ddbb0972700ce01daf9ee7cf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c95d62b9a1fc994c972781c7013fedba.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d46d2380152e6efc40909dad0ae96c12.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fc540112a1b95ad70f40117468e664bb.png)
(1)求角
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fa5ecef6f294968840a88acbd270fcbc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
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9 . 设
,且满足
,则
的取值范围为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3bf81d438ec38830ad5417c727fcf08.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8790feea47262c8953b098f60383fe21.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3ca07839de34dd37d58652939f3f5d46.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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2017-04-28更新
|
771次组卷
|
2卷引用:江西省上饶市重点中学六校2017届高三第二次联考数学(理)试题
10-11高一下·江西上饶·阶段练习
10 . 若函数f(x)=
(x∈R,ω>0),满足
,且
的最小值等于
,则函数f(x)的一个单调递增区间是
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/422cd57e002a39f19bc60fb721ca13e0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b7daa34594cd88346e261d2b3e02b577.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5e3d320a78cc762dfd1cb0a6f3b9c5c2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/45f5881bbc1643473cdbdd155178790b.png)
A.(![]() ![]() | B.(![]() | C.(![]() | D.(![]() |
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