1 . 已知数列
的前
项和
满足
,
,且
.
(1)求数列
的通项公式;
(2)设
,
为数列
的前
项和,求使
成立的最小正整数
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/fcbe4d8a61d5d09e526ce573c1d02b81.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e97769855336d73371930df1f187875e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2693734765399876e9e93cdb110231c4.png)
(1)求数列
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
(2)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5572dd65d61abddd96dccb9e80e2892a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f1ae9a3b0b7aeb1545b65d91aa371b3c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/034ba25825c13725931c483aa47c9363.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a00db49ab3eb71571bb450052bafc00f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
您最近一年使用:0次
2019-01-28更新
|
921次组卷
|
7卷引用:广东省高州中学2022-2023学年高二下学期期中数学试题
广东省高州中学2022-2023学年高二下学期期中数学试题(已下线)高二下学期期末押题卷01-【同步题型讲义】2022-2023学年高二数学同步教学题型讲义(人教A版2019选择性必修)2018年全国高中数学联赛福建省预赛江西省宜丰中学、宜春一中、万载中学2021届高三3月联考数学(理)试题(已下线)2021年高考数学押题预测卷(新高考卷)01湖南省株洲市第二中学2021-2022学年高二下学期“同济大学”杯数理化联赛数学试题山西省运城中学校2022届高三冲刺模拟(一)数学(文)试题
2 . 已知数列
的首项
,前
项和为
,且满足
.则
的末四位数字为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/86fc336b4a83bf6d66c4afcc431597f8.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/f5e360ec4ab44d5a57d5d6aafc4d1679.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b94596e2d955050a7b56052d6efdc422.png)
您最近一年使用:0次
9-10高二下·吉林·期中
名校
3 . 观察下列等式:
,
,
,
,
……
由以上等式推测出一般的结论:对于
,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fb30423844ef4b85c579ffb35cf4bac.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/78d056168790908085158bb7498ebd9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b49a06ec572d06a213720b15b4340334.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5372a0693f8b7f376ad02a72adce2d02.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1bfb5cfa512e1980aefb1bcc8a477f50.png)
……
由以上等式推测出一般的结论:对于
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/deffbcb0165f1a90a435d50118a14b68.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fb30423844ef4b85c579ffb35cf4bac.png)
您最近一年使用:0次
2018-12-04更新
|
131次组卷
|
9卷引用:沪教版(2020) 选修第二册 堂堂清 第6章 6.5(3)二项式定理(二项式定理及其应用)
沪教版(2020) 选修第二册 堂堂清 第6章 6.5(3)二项式定理(二项式定理及其应用)(已下线)2010年吉林省东北师大附中高二下学期期中考试数学(理)(已下线)2010年佛山一中高二下学期期末考试(理科)数学卷(已下线)2010年河北省蔚县一中高二下学期期末考试数学卷(已下线)2011-2012学年江苏省无锡市第一中学高二下期中数学试卷(成志班)(已下线)2012-2013学年新课标高二下学期期中考试理科数学试卷(已下线)2012-2013学年江苏省沭阳县高二下学期期中调研测试理科数学试卷【校级联考】广东省深圳市耀华实验学校2017-2018学年高二下学期第二次月考数学(理)试题2016年全国高中数学联赛湖南赛区预赛试题
4 . 设正整数无穷数列![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
满足
,
.求
的通项公式.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/496f9d942ea034a488544eceef6d84c2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0748c346ed88f98e424de8edf278325.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e359733871dbe3cece59413fa93536b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
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5 . 证明:方程
恰有一个实数根
,且存在唯一的严格递增正整数数列
,使得
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9827d14dea2b98bf8a8f700478ea4bfc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/11bc05f41215f9894e11d1df0465751a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9a4f330116b47c0474adfd8460e864b3.png)
您最近一年使用:0次
6 . 给定数列
,且
,则
的值是___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b0a39fe0a3527ae1cf0a394c0086805c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15f667b2d8a8de118cb0fea49dc2e2fd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/db59c6082aa1b8def03bd61c326d61dc.png)
您最近一年使用:0次
7 . 给定正整数
和正数
.对于满足条件
的所有等差数列
.试求
的最大值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8200bfd1619727d1847b7f6b30719e9b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79cbdb9c7985bd3380e0e855b58a62fd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6b4f92ad307b174484b872a9f7140cb1.png)
您最近一年使用:0次
2018-12-09更新
|
526次组卷
|
3卷引用:第二篇 函数与导数专题4 不等式 微点6 排序不等式与调整法
8 . 已知数列
中,
,
,且![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6c66b0c029edb8c9870d36c97dd8fa62.png)
.
(1)设
,证明
是等比数列;
(2)求数列
的通项公式.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b065334d8f60c49f4bd3d9f1373fe4cd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9c9b6e51986fe5d7a7265e0e93adcb4d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6c66b0c029edb8c9870d36c97dd8fa62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/27e81c1b8afbd0eec3adef0a24180399.png)
(1)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c612b859373a199906aa7f572f4bd9fb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/034ba25825c13725931c483aa47c9363.png)
(2)求数列
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
您最近一年使用:0次
2016-11-30更新
|
1047次组卷
|
3卷引用:广东省深圳市宝安中学2024届高三上学期12月月考数学试题