名校
1 . 已知数列
满足
,且
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aa37e5661af68b263a3ed9030d4e9003.png)
__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4cefeddf71dca8ae824328df3f0e5e1e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79b988f7948e7e7356664ce0fb4ba0d6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aa37e5661af68b263a3ed9030d4e9003.png)
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2 . 用
表示不超过
的最大整数,已知数列
满足:
,
,
.若
,
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e3f7fda69e2b32b9ced2239f915fa59b.png)
________ ;若
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/71c3fdbffff67f73a4f36da898396813.png)
________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c4f5908d6a1217e493ed7586b6964dd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/95f9ca737b137a45f33a4cd1d25713c9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/da849bf4f6c6a1e9d82db5df0392c992.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a37a59558292ad6b3d0978bfd7484990.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/558e11d700481dc414d5d073b4b88a3d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a14178ab8fb2a3c405dd1c69e3063512.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e3f7fda69e2b32b9ced2239f915fa59b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d0518fab92475787a7be0581733eea67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/71c3fdbffff67f73a4f36da898396813.png)
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2024-03-14更新
|
953次组卷
|
5卷引用:浙江省强基联盟2024届高三下学期3月联考数学试题
解题方法
3 . 已知数列
中,
,若
前
项和为
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b2778e2dadff4d91102e6046bb5def8.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d26f6f8ddf617be7b877b035052637a8.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/9b2778e2dadff4d91102e6046bb5def8.png)
您最近一年使用:0次
4 . 已知数列
的首项为1,且
(
),则
的值是______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a7183a780214d730d58171896013524e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2771c5f04582c545e0f9afc8a2cb9597.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9bb38c0f6faeb81092f6039beab4a525.png)
您最近一年使用:0次
名校
5 . 已知
是数列
的前
项和,
,若存在
,使得
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6c57bbef89a37f1a3808c0ceeac0c22.png)
__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08eb71ecf8d733b6932f4680874dbbf3.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/aa3a4c65582d11fd306af467b4c654b7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c7905fd422e78a1d22ff6f11950bc5cb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5f61766778be82f8418efabc58eb8416.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6c57bbef89a37f1a3808c0ceeac0c22.png)
您最近一年使用:0次
2023-05-05更新
|
118次组卷
|
2卷引用:浙江省钱塘联盟2022-2023学年高二下学期期中联考数学试题
6 . 定义:对于数列
,如果存在常数
,使得对于任意
,都有
,成立,则称数列
为“
摆动数列”,
称为数列
的摆动值.若
,且数列
的摆动值为0,则
的取值范围为__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2771c5f04582c545e0f9afc8a2cb9597.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e01c161ff5fe216080e7fb35ba4885c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/796bb39a2ab23cfdb6e463ab30a7af2e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/28a639e411d3f4c0fcd34e275996777a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9aa8a716a31b0f51b70fdf9bdb257909.png)
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7 . 数列
满足
,
,若
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a21ecd544e06569d8cbadb62f741c485.png)
__________ .
![](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/3f839a70f713f404825b9cd3857d649a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/66519ba96d3dbbd6fa4626d17258b828.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a21ecd544e06569d8cbadb62f741c485.png)
您最近一年使用:0次
解题方法
8 . 已知数列
满足:
,若
恒成立,则实数k的取值范围是______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bd5fe85f9899c948da372cdadd4e3d19.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9418336b3f214b9a1ac175c6241f8ae7.png)
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名校
9 . 意大利数学家斐波那契于1202年在他的著作《算盘书》中,从兔子的繁殖问题得到一个数列:1、1、2、3、5、8、13、21、34、55……,这个数列称斐波那契数列,也称兔子数列.斐波那契数列中的任意一个数叫斐波那契数.人们研究发现,斐波那契数在自然界中广泛存在,如图所示:
![](https://img.xkw.com/dksih/QBM/2023/5/22/3243091693805568/3243896961892352/STEM/23db41a00a6b4b34beafe00c4b3d59d4.png?resizew=554)
大多数植物的花斑数、向日葵花盘内葵花籽排列的螺线数就是斐波那契数等等,而且斐波那契数列在现代物理、准晶体结构、化学等领域有着直接的应用.设斐波那契数列为
,其中
,有以下几个命题:①
;②
;③
;④
.其中正确命题的序号是________ .
![](https://img.xkw.com/dksih/QBM/2023/5/22/3243091693805568/3243896961892352/STEM/23db41a00a6b4b34beafe00c4b3d59d4.png?resizew=554)
大多数植物的花斑数、向日葵花盘内葵花籽排列的螺线数就是斐波那契数等等,而且斐波那契数列在现代物理、准晶体结构、化学等领域有着直接的应用.设斐波那契数列为
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8323901a49cac29afd7d62864f088077.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1514d259938c35901d68a6c6c2c7d077.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7b1c75096c4b39361275040882f87ae2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b75e9270a7cdbc04065b2f7b2b3a8ecc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/af8e57691f4e222ee4f131e6e2a84ddc.png)
您最近一年使用:0次
2023-05-23更新
|
1005次组卷
|
10卷引用:技巧02 填空题解法与技巧(练)--第二篇 解题技巧篇-《2022年高考数学二轮复习讲练测(浙江专用)》
(已下线)技巧02 填空题解法与技巧(练)--第二篇 解题技巧篇-《2022年高考数学二轮复习讲练测(浙江专用)》陕西省咸阳市2022届高三下学期一模文科数学试题(已下线)技巧技巧03 填空题解法与技巧(讲)--第二篇 解题技巧篇-《2022年高考数学二轮复习讲练测(新高考·全国卷)》(已下线)二轮拔高卷01-【赢在高考·黄金20卷】备战2022年高考数学(文)模拟卷(全国卷专用)(已下线)专题1 斐波那契数列(已下线)第三篇 数列、排列与组合 专题2 多边形数、伯努利数、斐波那契数、洛卡斯数、明安图数与卡塔兰数 微点5 斐波那契数(二)陕西省宝鸡市眉县中学2022-2023学年高二下学期第一次月考文科数学试题(已下线)模块二情境7 发现数学之美(已下线)模块二 专题4《数列》单元检测篇 B提升卷(北师大2019版)(已下线)重难专攻(五) 数列中的综合问题(讲)
10 . 记
,
.若数列
满足:
,
,则数列
的前200项的和为_________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/494a49f1e35cb1e68b46c4546e437e3d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/02700430e0696cf6ada8c6fef8b98eab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/034ba25825c13725931c483aa47c9363.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/127cb7b53c2b44fe9454146b129529c4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/02700430e0696cf6ada8c6fef8b98eab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
您最近一年使用:0次