1 . 已知
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cc903c19f7b3b0aa58cdb0cdb7b062a0.png)
__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/229af1ddcd5983b46609e53693b95a68.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cc903c19f7b3b0aa58cdb0cdb7b062a0.png)
您最近一年使用:0次
2019-03-14更新
|
573次组卷
|
2卷引用:【市级联考】福建省厦门市2019届高中毕业班第一次(3月)质量检查数学(文科 )试题
2 . 设
,已知
,
,猜想![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e3f7fda69e2b32b9ced2239f915fa59b.png)
________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b45c89d1cb5a4f758539bdda2e31fa94.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/82aaa9df3f220de988a40199e821d3be.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03f0e390039048639229d6292ba3c54f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e3f7fda69e2b32b9ced2239f915fa59b.png)
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名校
3 . 已知锐角
满足
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/40af566a07309d3325408c6d6cc7f572.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9bf2bc4687e98fdeb1a7ce817792eb17.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/40af566a07309d3325408c6d6cc7f572.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2019-01-21更新
|
1692次组卷
|
8卷引用:【市级联考】福建省厦门市2019届高三第一学期期末质检文科数学试题
名校
4 . 已知
中,内角
的对边分别为
,且
成等差数列,
.
(I)求
;
(II)设
(
),求
的面积的最小值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0faed94a64b2dcfc6801b4fca0f16675.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/76f0649064a085fb74c997fb507a9b6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d9cb21ae875f36d52d0b6f82b0201d0e.png)
(I)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5201fc26d013f6fb889933c0e32f5c53.png)
(II)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8577f896020fba88816b619317ab1567.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/58b140e221ddf537b8964fff8557cca0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0faed94a64b2dcfc6801b4fca0f16675.png)
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5 . 已知函数
(其中
为正常数,
)的最小正周期为
.
(1)求
的值;
(2)在△
中,若
,且
,求
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/27eac4ee7b10e54a3f4b96a1dd290470.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/074c228ffc7b1e306f8410afe7bc4b5c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4166972dec0aa3e8694a44eeb941a08.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/86ebba6ed1add0fe647c0226614b9290.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/074c228ffc7b1e306f8410afe7bc4b5c.png)
(2)在△
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7bef5239ddbb0972700ce01daf9ee7cf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/98d0b9c0c01b49be6e08a111568f77f4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ed5687c4679dd9b0719edeafc719cbe8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5509269c540ac83ba34d2e8a31242903.png)
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6 .
的值为
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ece8d16172e142640b5a281efcb972a5.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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2018-06-06更新
|
186次组卷
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6卷引用:福建省厦门市湖滨中学2018届高三下学期高考适应性考试数学(理)试题
福建省厦门市湖滨中学2018届高三下学期高考适应性考试数学(理)试题【全国百强校】广东省阳春市第一中学2018届高三第九次月考数学(文)试题【全国校级联考】四川省蓉城名校联盟高中2017-2018学年高一4月联考数学(文)试题(已下线)2017-2018学年下学期期末复习备考之精准复习模拟题高一数学(C卷)必修三与必修四(第01期)【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)试题江西省赣州市赣县中学2020-2021学年高一3月月考数学考试试题
7 . 已知
,则
的值是
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c546a904db307c05fec07876d9afb9c8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9146fc0a63e5c14a8fa46573e60c07ba.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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8 . 已知
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cc903c19f7b3b0aa58cdb0cdb7b062a0.png)
__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b25cb1d3f9f100378dfb88dac7520af0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cc903c19f7b3b0aa58cdb0cdb7b062a0.png)
您最近一年使用:0次
2018-03-18更新
|
928次组卷
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3卷引用:福建省厦门市2018届高三下学期第一次质量检查(3月)数学(文)试题
解题方法
9 . 已知
,
,则
的值是
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0ca6f73a6945b943d3c7da666521278e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cb27b87a8f0a768c94664131a4fdfe3d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9db589bebb2f413b51ab7d684f7eb990.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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10 . 已知
,则
__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5071fea78d42c414e7dc7a6aba6c57a9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4ad284c5cfbd4ac7ed356d69eb529e08.png)
您最近一年使用:0次
2017-06-11更新
|
1776次组卷
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5卷引用:福建省厦门第一中学2017届高三高考考前模拟考试数学(理)试题