名校
解题方法
1 . 已知函数
,
,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6095f0bc050b76caeb009d11a76d5e5.png)
.
(1)求
的最大值;
(2)若对
,总存在
,使得
成立,求实数
的取值范围;
(3)证明不等式
(其中
是自然对数的底数).
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3ef278509c5a53f41402ecf1785c883e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9cc4136bd17997e11a7f8abcb19f9018.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6095f0bc050b76caeb009d11a76d5e5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6999cc41d0de41c4114f4adda1952ca.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)若对
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/10eff40a2b814c72dcb07e93120e69e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/074825741fa02adc5d9c15c7d7718674.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4ca3b1f02a33e3370d59d60cf58682a6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(3)证明不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f42f8703aa7574314e37d2284fdf768.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/041a7c8fc017f596542c5e6ec7d1c40b.png)
您最近一年使用:0次
2021-11-17更新
|
1560次组卷
|
6卷引用:上海市格致中学2024届高三上学期10月月考数学试题
上海市格致中学2024届高三上学期10月月考数学试题上海市松江一中-2024届高三上学期期中数学试题山东省济宁市嘉祥县第一中学2021-2022学年高三上学期期中考试数学试题(已下线)专题36 导数放缩证明不等式必刷100题-【千题百练】2022年新高考数学高频考点+题型专项千题百练(新高考适用)(已下线)专题19 数列的综合应用-2(已下线)专题1 数列不等式 与导数结合 练(经典好题母题)
名校
解题方法
2 . 对于函数
,下列五个结论中正确的是________ .
(1)任取
,都有
;
(2)
,其中
;
(3)
对一切
恒成立;
(4)函数
有
个零点;
(5)若关于
的方程
(
),有且只有两个不同的实根
、
,则
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9fbcb40650598882622e58058669bd5b.png)
(1)任取
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/85db25f0623bb097e5a57117df267011.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/109bc1f0c89a2de23d9003e0ffa13cf9.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/644336f3228f9ed5639f124e0b758790.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ff2aa68223dfc02f39d7d10fa005387.png)
(3)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ab4d662d5b061379c1609092a65f0e1c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6fe50fca401d01063b16a8ad45163b0e.png)
(4)函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01f5bf321d595a32263f838854d6502b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/763e09303b51e5ad13e9ccf983174c3f.png)
(5)若关于
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8eb2e46f49adba6036e2624639a1b966.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4f4c78214e43a8b93f2a57072033cbcf.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/6d02ce0a8b873cc66f3c757587033ebf.png)
您最近一年使用:0次
名校
3 . 已知无穷数列满足
,其中p,q均为非负实数且不同时为0.
(1)若
,
,且
,求
的值;
(2)若
,
,求数列
的前
项和
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/25d6c0713ed7f57f82f972bd09844e17.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f970f380a12c843bb4a74ff34a15b2ac.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/26d9b6c86435e0ceff94d8ad1cd03737.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c98d10092efc21e76783c0cd5fb5ad38.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e72adb45c60c2f63b46e65ff787302bf.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f6065aaa8f3f103d1bc960da8318ce35.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/085b7f021a79ec95dac1f7b56769774e.png)
![](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)
您最近一年使用:0次
名校
解题方法
4 . 已知
,数列
的前
项和为
,且
;
(1)求证:数列
是等比数列,并求出通项公式;
(2)对于任意的
(其中
,
,
,
均为正整数),若
和
的所有的乘积
的和记为
,试求
的值;
(3)设
,
,若数列
的前
项和为
,是否存在这样的实数
,使得对于所有的
都有
成立?若存在,求出
的取值范围;若不存在,请说明理由;
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e145b6046bc80d0ffecc61ac67c87ca1.png)
![](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/2e654568f7561197af8dac889750a86b.png)
(1)求证:数列
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
(2)对于任意的
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d50e50fee3065db29df0a182e17b9142.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ef835c9ad2636a9662fb6c99e3abc78.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/68f01cfc245e926581bdb125e0fba733.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c05b9832b09731a574d4a4adf7448de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7600d2cfbdc6146db96cc545706004f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/50a272adba0f1120109824440f0e252c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bb853c35a7d17396aa032e33505002f0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aeee42a40351adbd5d9445133f0fddfb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f1ae9a3b0b7aeb1545b65d91aa371b3c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/db1c0849b21a1801dd16c74bb491b02b.png)
(3)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f6cd8e0e45cfcc1b7305d106e0006bc3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/80f69d56ee486f8b7aa15fec31032654.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/57ef6d44448092ebdb9e4a49d866a749.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/edd6a506c0a4d15847ac3fc88437908a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e145b6046bc80d0ffecc61ac67c87ca1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1bb583e4bd8b09dead61adfcc29740a6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
您最近一年使用:0次
5 . 36的所有正约数之和可按如下方法得到:因为
,所以36的所有正约数之和为
,参照上述方法,可求得4000的所有正约数之和为_____________
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ba917eaadfb2a716b87671082c810801.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e36944b2bce3f74443f752f3c4d2a387.png)
您最近一年使用:0次
名校
解题方法
6 . 在数列
中,若对一切
都有
且
,则
的值为__________
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cea4ac187cbb465180e89f38250b3970.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d037d2627ea49b937cca871cd75f02f0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9bffe64a6e24d77e2ea34af810e917df.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e72adb45c60c2f63b46e65ff787302bf.png)
您最近一年使用:0次
2021-07-21更新
|
727次组卷
|
18卷引用:上海市浦东新区华东师范大学第二附属中学2021届高三4月高考数学模拟试题
(已下线)上海市浦东新区华东师范大学第二附属中学2021届高三4月高考数学模拟试题(已下线)上海市华东师范大学第二附属中学2021届高三下学期4月月考数学试题上海市敬业中学2022届高三上学期10月月考数学试题上海市黄浦区2016-2017学年高三上学期期终调研测试数学试题2017年上海市黄浦区高考一模数学试题上海市奉贤中学2021届高三二模数学试题上海市奉贤中学2021届高三下学期期中数学试题(已下线)考向15 等比数列-备战2022年高考数学一轮复习考点微专题(上海专用)(已下线)模块07 数列与数学归纳法-2022年高考数学一轮复习小题多维练(上海专用)上海市格致中学2021-2022学年高一下学期阶段性(二)数学试题上海市位育中学2023届高三下学期开学考试数学试题上海市嘉定区第一中学2018-2019学年高二上学期期中数学试题上海市曹杨二中2017-2018学年高二上学期期中数学试题(已下线)考点10 等比数列-2022年高考数学一轮复习小题多维练(新高考版)(已下线)专题08 数列-备战2022年高考数学(文)母题题源解密(全国乙卷)(已下线)专题17 数列(练习)-1(已下线)4.2无穷等比数列各项和(第3课时)(作业)(夯实基础+能力提升)-【教材配套课件+作业】2022-2023学年高二数学精品教学课件(沪教版2020选择性必修第一册)沪教版(2020) 选修第一册 领航者 第4章 4.2 每周一练(2)
7 . 已知数列
的通项公式为
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5a0468eec40a6f3f0f2162d21ac0e754.png)
________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4be2164a2c67d6163faee87a10942bb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1669e818b5e056ecbbd73226b6974959.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5a0468eec40a6f3f0f2162d21ac0e754.png)
您最近一年使用:0次
名校
解题方法
8 . 对于一组向量
,
,
,…,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2d5d8979b38c59bf578ac42b8ff828fd.png)
,令
,如果存在
,使得
,那么称
是该向量组的“
向量”.
(1)设
,若
是向量组
,
,
的“
向量”,求实数
的取值范围;
(2)若
,向量组
,
,
,…,
是否存在“
向量”?给出你的结论并说明理由;
(3)已知
、
、
均是向量组
,
,
的“
向量”,其中
,
.设在平面直角坐标系中有一点列
,
,
…
满足:
为坐标原点,
为
的位置向量的终点,且
与
关于点
对称,
与
关于点
对称,求
的最小值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/20cfb8c8707c3960bf1fd46b805e481d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/66a68c67f815a331e77e2d2803cf6bbb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/82dc7540c4cdee4c34a9311c79b35d95.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2d5d8979b38c59bf578ac42b8ff828fd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0e19d174b56089b02e0bc307dc024c35.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/13eee97ef35e938aafc1b41ecb3a4d18.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5e2edb48460ee53b58c520fdb1380.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0637cdb1d645028b286e4e274f2358bd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7408c80684a7ed78f1d3af5ed249c4c3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3eabd5f3a86afe49dcd70571e2b96cfd.png)
(1)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/88b05df89f6fbdc4255a634b2ffa6bad.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/edb6823d280520da116cf1bc3943cf42.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/20cfb8c8707c3960bf1fd46b805e481d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/66a68c67f815a331e77e2d2803cf6bbb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/82dc7540c4cdee4c34a9311c79b35d95.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3eabd5f3a86afe49dcd70571e2b96cfd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f515492171a791777ce122273ff28c4a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/20cfb8c8707c3960bf1fd46b805e481d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/66a68c67f815a331e77e2d2803cf6bbb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/82dc7540c4cdee4c34a9311c79b35d95.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2d5d8979b38c59bf578ac42b8ff828fd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3eabd5f3a86afe49dcd70571e2b96cfd.png)
(3)已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/20cfb8c8707c3960bf1fd46b805e481d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/66a68c67f815a331e77e2d2803cf6bbb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/82dc7540c4cdee4c34a9311c79b35d95.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/20cfb8c8707c3960bf1fd46b805e481d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/66a68c67f815a331e77e2d2803cf6bbb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/82dc7540c4cdee4c34a9311c79b35d95.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3eabd5f3a86afe49dcd70571e2b96cfd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/70607e01d10193a1768d8c512380e79a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d8dba9db4965646d1d423507e971661.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a86380a6d6501f6504dcb4aa5e3099f2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eae863e7a1f1fed09f1075de4a817c63.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5f52b152eaf63415b10ed786a58a2747.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15520cf5be7c2685975aac51bc99ac4f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a86380a6d6501f6504dcb4aa5e3099f2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eae863e7a1f1fed09f1075de4a817c63.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/edb6823d280520da116cf1bc3943cf42.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b7843d969caba71440ae78d963d89aa8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b19a6485af6c3f7a9c5a7f21d417241.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a86380a6d6501f6504dcb4aa5e3099f2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6ba716de9a987b867537febd4d2e338.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1388e5e0e9573d6de0a88c10a5abe116.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eae863e7a1f1fed09f1075de4a817c63.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/326519ed00b6190a806eacb9eafcbc76.png)
您最近一年使用:0次
2021-03-07更新
|
753次组卷
|
3卷引用:上海外国语大学附属外国语学校2022届高三上学期10月月考数学试题
名校
解题方法
9 . 已知数列
是公差不为0的等差数列,
,数列
是等比数列,且
,
,
,数列
的前n项和为
.
(1)求数列
的通项公式;
(2)设
,求
的前n项和
;
(3)若
对
恒成立,求
的最小值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/40f4e1236d7dc0366d9523d0cbb426be.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/034ba25825c13725931c483aa47c9363.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3aaee408bdec05bbdfcd4b841a331e61.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eb48207e371cd9a64a26c5d29f7676e6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7d30e94689c4871fc03262535d4298d6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/034ba25825c13725931c483aa47c9363.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08eb71ecf8d733b6932f4680874dbbf3.png)
(1)求数列
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/034ba25825c13725931c483aa47c9363.png)
(2)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6041242cf842d7a5cb001ef99ea61aa6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/57ef6d44448092ebdb9e4a49d866a749.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f1ae9a3b0b7aeb1545b65d91aa371b3c.png)
(3)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8eab2178710154825426f2a5853dbb2c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1933b7c3ace69622339353431c519b13.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/06430886275f5ad62bcda62fce691e99.png)
您最近一年使用:0次
2021-01-11更新
|
1062次组卷
|
9卷引用:上海市南模中学2017届高三上学期9月初态考试数学试题
上海市南模中学2017届高三上学期9月初态考试数学试题2015届上海市青浦区高三上学期期终学习质量调研数学试卷上海市四校(闵行外国语学校、莘庄中学、嘉定二中、朱家角中学)2019-2020学年高三上学期期中数学试题(已下线)考向18 数列不等式-备战2022年高考数学一轮复习考点微专题(上海专用)2020届天津市和平区高考二模数学试题天津市滨海新区七校(塘沽一中等)2021届高三一模数学试题(已下线)专题08 数列的通项、求和及综合应用 第一篇 热点、难点突破篇(讲)-2021年高考数学二轮复习讲练测(浙江专用)江苏省扬州市新华中学2020-2021学年高二上学期10月阶段性测试数学试题(已下线)专题08 数列的通项、求和及综合应用(练)--第一篇 热点、难点突破篇-《2022年高考数学二轮复习讲练测(浙江专用)》
10 . 已知等差数列
的前
项和为
,
,
为整数,且对任意
都有
.
(1)求
的通项公式;
(2)设
,
(
),求
的前
项和
;
(3)在(2)的条件下,若数列
满足
.是否存在实数
,使得数列
是单调递增数列.若存在,求出
的取值范围;若不存在,说明理由.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/63d471926f7b27322d90c82b9ce21d3d.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/4ac577f987d768e1a115f2747ec0fd6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3e88093a749c0d46e0ee931ecfaff925.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e145b6046bc80d0ffecc61ac67c87ca1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/076e4327aa32177969acf4e2354a2ead.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/63d471926f7b27322d90c82b9ce21d3d.png)
(2)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eeeb33f4b2b3c9a5565a11464310ca5c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/50814226ef825d67bc2baa878a65d769.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e145b6046bc80d0ffecc61ac67c87ca1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5fce83115a50f99e08e9a2db7267aeed.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f1ae9a3b0b7aeb1545b65d91aa371b3c.png)
(3)在(2)的条件下,若数列
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/38ef4c4439b36c2847b0056a116d56d4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1d5b9a7f872f74b0c83ea70e2d3d9c5a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df64046e91b047037f19e4032e3b6de3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/38ef4c4439b36c2847b0056a116d56d4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df64046e91b047037f19e4032e3b6de3.png)
您最近一年使用:0次