名校
1 . (1)已知
,且
,求
的最大值;
(2)已知
,求
的最大值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7e7c5b6f00c87aeb530c599206ec3c9b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c1d03e607054ae533705c943fa137b6f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/18f0281e6bbdbe08beeccb55adf84536.png)
(2)已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/98257f1332325b34d34e5de3bd12d8c8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/82bc6f5c7c5dc5e880fed3f375d3b26a.png)
您最近一年使用:0次
2022-10-20更新
|
324次组卷
|
3卷引用:四川省成都市简阳阳安中学2022-2023学年高二上学期10月月考数学试题
2 . 已知函数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/95177ae73ee6880dd243abe59b28bb58.png)
(1)求不等式
的解集
(2)若不等式
的解集是
,求实数a,b的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/95177ae73ee6880dd243abe59b28bb58.png)
(1)求不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/92fef2089dc38999afba5f1f2a8faf5e.png)
(2)若不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4ee8e49e45b89d86265dfbff5b6e2267.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/777a10fdbfc75d9fe15fee1fa3650832.png)
您最近一年使用:0次
3 . 已知项数大于3的数列
的各项和为
,且任意连续三项均能构成不同的等腰三角形的三边长.
(1)若
,求
和
;
(2)若
,求
的最大值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08eb71ecf8d733b6932f4680874dbbf3.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/29be3be1fab332421795b8e6bd1389dd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08eb71ecf8d733b6932f4680874dbbf3.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/caab8bfc1174d5cb13f8f0056615a562.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
您最近一年使用:0次
4 . 已知递增的等差数列
的前
项和为
,若
,且
,
,
成等比数列.
(1)求数列
的通项公式;
(2)求
的值.
![](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/08eb71ecf8d733b6932f4680874dbbf3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/039e4fe671d61e59b96ee525c9df43e8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e72adb45c60c2f63b46e65ff787302bf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3e88093a749c0d46e0ee931ecfaff925.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/daf464629fa321a6ff7401ab79f07083.png)
(1)求数列
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9ccaa7489ccac1f892e4d66276088d72.png)
您最近一年使用:0次
2022-09-14更新
|
649次组卷
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3卷引用:四川省成都市蓉城名校联盟2022-2023学年高二上学期入学联考文科数学试题
5 . 如图,四边形
中,
,
.
![](https://img.xkw.com/dksih/QBM/2022/9/7/3061362225332224/3065878830505984/STEM/11769299bd6d4ba9afa6fea16f35676f.png?resizew=176)
(1)求
;
(2)若
,求
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a69d681e8ca47a4d2203f5dd788d0dd3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e4bcb3c72040962e5c29d1b1cc252cef.png)
![](https://img.xkw.com/dksih/QBM/2022/9/7/3061362225332224/3065878830505984/STEM/11769299bd6d4ba9afa6fea16f35676f.png?resizew=176)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d2ff5fcad35756d6bc7b2baa9068ad63.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d3bbe4cdd2c154bd9a8073b0d4cecb8a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6fea6a9d80d79ab1e5de70fe67789175.png)
您最近一年使用:0次
6 . 已知项数大于3的数列
的各项和为
,且任意连续三项均能构成不同的等腰三角形的三边长.
(1)若
,求
和
;
(2)若
,且
,求
的最小值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08eb71ecf8d733b6932f4680874dbbf3.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/29be3be1fab332421795b8e6bd1389dd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08eb71ecf8d733b6932f4680874dbbf3.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b64b0dcf8498eee74e3316f70fd66702.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e32af3ad220776d53916534e5cfa86ec.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08eb71ecf8d733b6932f4680874dbbf3.png)
您最近一年使用:0次
名校
解题方法
7 . 已知向量
,
,若函数
,且函数
的周期为
.
(1)求函数
的解析式;
(2)已知
的内角
,
,
所对的边分别为
,
,
,满足
,且
,试判断
的形状.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8679faae301d40608f61e45316c35f1e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b031b0135c681ef185216d8d5afc88dc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dae9f908aabcd9d9c46a0ecdfd1d6c12.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/70f5389990c3a0c5373f3bd9fb2454c9.png)
(1)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)已知
![](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/6084e9a9e9b0c29a4fa68a7510b34a13.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3819e3abe5ba10dc15142a6a8a616ef6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
您最近一年使用:0次
2022-09-13更新
|
726次组卷
|
3卷引用:四川省成都市蓉城名校联盟2022-2023学年高二上学期入学联考文科数学试题
四川省成都市蓉城名校联盟2022-2023学年高二上学期入学联考文科数学试题 四川省成都市蓉城名校联盟2022-2023学年高二上学期入学联考理科数学试题(已下线)第06讲 拓展一:平面向量的拓展应用 (高频考点精讲)
名校
解题方法
8 . 已知递增的等差数列
的前
项和为
,若
,且
,
,
成等比数列.
(1)求数列
的通项公式;
(2)求
的值.
![](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/08eb71ecf8d733b6932f4680874dbbf3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/039e4fe671d61e59b96ee525c9df43e8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e72adb45c60c2f63b46e65ff787302bf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6c1ccc6c74b8754e9bcbb3f39a11b6f1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bc858b7a95c5006a44067022da09f667.png)
(1)求数列
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/170469cb1653e568c650df8906bb793d.png)
您最近一年使用:0次
名校
9 . 已知
的内角
,
,
所对的边分别为
,
,
,若
,
,且
.
(1)求
;
(2)求
.
![](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/3cd07e8a88a2413704e90721ab49315f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dcb5bac75f36bb1dc5c8190d4dbe681d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4b4e9b8f23e9a3dea4dc66bcfda37063.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c32e2f2d7147cf1699fbfdef9cf4af74.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
您最近一年使用:0次
2022-09-13更新
|
2785次组卷
|
4卷引用:四川省成都市蓉城名校联盟2022-2023学年高二上学期入学联考文科数学试题
名校
解题方法
10 . 记△ABC的内角A,B,C的对边分别为a,b,c,已知
,
.
(1)若
,求c;
(2)点A,B,C分别在等边△DEF的边DE,EF,FD上(不含端点).若△DEF面积的最大值为7
,求c.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b11d83cc4abd3886788064b177a46c4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5742b2684d00be50a66e01c9acb6b51f.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f12c618da29d3e2e341a8c2dc974a6fd.png)
(2)点A,B,C分别在等边△DEF的边DE,EF,FD上(不含端点).若△DEF面积的最大值为7
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a7ffe8515ff6183c1c7775dc6f94bdb8.png)
您最近一年使用:0次
2022-07-05更新
|
1341次组卷
|
4卷引用:四川省成都市锦江区嘉祥外国语高级中学2022-2023学年高二上学期入学考试数学试题
四川省成都市锦江区嘉祥外国语高级中学2022-2023学年高二上学期入学考试数学试题福建省厦门市2021-2022学年高一下学期质量检测(期末)数学试题(已下线)11.2 正弦定理(分层练习)-2022-2023学年高一数学同步精品课堂(苏教版2019必修第二册)山西省晋城市第一中学校2022-2023学年高一下学期第二次调研数学试题