解题方法
1 . 已知
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24b72443ce6bf47718bbc2ad00b53e09.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/40f27f930806d4ee1a6ac77a0fa6c340.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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2024-06-04更新
|
805次组卷
|
2卷引用:辽宁省丹东市2024届高三总复习质量测试(二)数学试卷
2 . 已知函数
(
,
)满足
,且
在
上单调递减,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a067e86ae162185a04bdf862b40cd255.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a4456675a5dbe545462a22cef9aca8fe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5696ca5a83109c3853e9caa3a1da6aae.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7b619a4c747e7630fd5d5c1e5409c5ba.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09e4a16876b385f5ee860e96e49ab2a5.png)
A.![]() | B.![]() |
C.![]() ![]() ![]() | D.![]() ![]() |
您最近一年使用:0次
2024-04-15更新
|
738次组卷
|
3卷引用:辽宁省丹东市2024届高三下学期总复习质量测试(一)数学试卷
解题方法
3 . 记
内角A,B,C的对边分别为a,b,c,已知
面积为S,且
.
(1)求C;
(2)若
,
,求S.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/42b41b8b70575fbe5e36e176381ec3a4.png)
(1)求C;
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f7fa79a550591eb9e1bd07bced3a08fc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f5a58aded55ecd83f8a57a8c98706d5.png)
您最近一年使用:0次
名校
解题方法
4 . 记椭圆
:
与圆
:
的公共点为
,
,其中
在
的左侧,
是圆
上异于
,
的点,连接
交
于
,若
,则
的离心率为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/48da128547c4cf9745e8e4b99988a3db.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23f3ffe7abc59e2f65d827c8eab8d36a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1e4be819fc47b2aa19ab2022b3dfeb6f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54a5d7d3b6b63fe5c24c3907b7a8eaa3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54a5d7d3b6b63fe5c24c3907b7a8eaa3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23f3ffe7abc59e2f65d827c8eab8d36a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54a5d7d3b6b63fe5c24c3907b7a8eaa3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d50703c46b6153945d718b198f03b4b5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/740bc50dfce975366f4d851b7c570d34.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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2024-03-27更新
|
807次组卷
|
5卷引用:辽宁省丹东市东港市第二中学2024届高三下学期高考热身考试数学试卷
5 . 已知三棱锥
的体积是
是球
的球面上的三个点,且
,
,则球
的表面积为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4278c0911e7df78965e78cff69cac5f5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d796e7532b7a6822151abc7334978d1b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/52336db5fd3f580113d6873a3753a16b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ec19432459fc315338518baa5d3dfb88.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2024-02-21更新
|
1729次组卷
|
7卷引用:辽宁省丹东市东港市第二中学2024届高三下学期高考热身考试数学试卷
6 . 已知向量
,
,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b256d6f05a02b36a9fe5794cbe62f819.png)
(1)求函数
的单调递减区间;
(2)若
,
,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/de7a68e1c9d25ec51ad27dc4c0c79e0b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/00a447d711402028211f61c88e2107ce.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b256d6f05a02b36a9fe5794cbe62f819.png)
(1)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f5906a986c2ef5247de8afc303c708c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/746c5320b3dd352548b58ba5a77e3865.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a2ff0e5c78c04beea4e773185195da30.png)
您最近一年使用:0次
解题方法
7 . 在锐角三角形
中,角A,B,C所对的边分别为a,b,c,且满足
,则
的取值范围是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7bef5239ddbb0972700ce01daf9ee7cf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d1a29fa7c5f6f234c87b18b1de6f336e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/de7536c692721eda9a76b6dd87cdf634.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
解题方法
8 . 记
的内角
的对边分别为
,已知
的面积为
是
边上的中点,且
.
(1)若
,求
;
(2)若
,求
.
![](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/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/146d9a94bacc7f44b1331c0154fd1c02.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f4aca5534bce25acaeb7379deed8f8f.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/56e703b755cc4fe7ec89af69ec7c93d3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d2e71df2c2ba5bd7867b5c91547290d6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c9a475fec8ded321e10a6697319fb975.png)
您最近一年使用:0次
名校
解题方法
9 . 已知函数
的最小正周期为
.
(1)求
的解析式;
(2)当
时,
,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/de7648226cc966a76562fdd102f971e6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5817bb417f463470bec9aa427a6f8834.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3dcbe8b4bcd32e5a64ebfd873f8cbb2b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94d3b4c72eb3700034cf6fede1b141c8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f8f798a9af75a091a8be0b71f2038260.png)
您最近一年使用:0次
2023-11-08更新
|
293次组卷
|
2卷引用:辽宁省丹东市2023-2024学年高三上学期11月总复习阶段测试数学试题
10 . 函数
,在
上恒有4个零点,则
的值为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/77dafc3129787e896006eee7c1899126.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4aa3a4949005a97c8ad156aeefa04ee9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/074c228ffc7b1e306f8410afe7bc4b5c.png)
您最近一年使用:0次