1 . 同学们都有这样的解题经验:在某些数列的求和中,可把其中一项分裂成两项之差,使得某些项可以相互抵消,从而实现化简求和.“斐波那契数列”是数学史上一个著名的数列,这个数列中的每一项称为“斐波那契数”.在斐波那契数列
中,
若
那么数列
的前2014项的和为__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6fd8b280269b9abd5bb29e057b97f0ed.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eb181d1441f67bede841d5af63653963.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
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2023高三·全国·专题练习
2 . 意大利数学家斐波那契的《算经》中记载了一个有趣的数列:
,
,
,
,
,
,
,
,
,
,
,
,
,这就是著名的斐波那契数列,该数列的前
项中奇数的个数为_______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bdaa19de263700a15fcf213d64a8cd57.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bdaa19de263700a15fcf213d64a8cd57.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/61128ab996360a038e6e64d82fcba004.png)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d91e07104b699c4012be2d26160976a2.png)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4d01dd350dc95f42f1883e0cc7aae084.png)
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3 . 已知函数
的定义域为
,若
,
均为奇函数,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c2291d0f069c796ffe4018b115effb7c.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a43b2faa4f81f32d94612dce724e772b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/743f96230b1ddcad97d39dedd3b9d0af.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ffe069ef182a545b1b6a92b483345755.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c2291d0f069c796ffe4018b115effb7c.png)
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2023-05-20更新
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2卷引用:四川省大数据精准教学联盟2023届高三第二次统一监测文科数学试题
4 . 已知函数
,若对任意的实数
都有
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4c69303bd9eccb3ccb55c9e4cd03a8a3.png)
__________ ;![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f8f123679298d2a0d392d795da8eb0ab.png)
__________ .(其中
表示不大于
的最大整数)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8a17e36b57a381a274173902e8a020d8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1a14c388e1e2e5a2ff1ccf6caffbee0d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2eeed1990831e9420a16bffed9c75acd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4c69303bd9eccb3ccb55c9e4cd03a8a3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f8f123679298d2a0d392d795da8eb0ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c4f5908d6a1217e493ed7586b6964dd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
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2023高三·全国·专题练习
解题方法
5 . 记
为正项数列
的前n项和,若
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7dc996a70b040c88fe80e1d51fd2a47a.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/8000fb7f840617503890d70eeccc7de6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7dc996a70b040c88fe80e1d51fd2a47a.png)
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6 . 记
为不大于实数
的最大整数,已知数列
的通项公式为
,则
的前2023项的和![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b2778e2dadff4d91102e6046bb5def8.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/d17b7abf13d08cabae450171c8c56be9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b2778e2dadff4d91102e6046bb5def8.png)
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2023-03-24更新
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2卷引用:山东省聊城市2023届高三下学期第一次模拟数学试题
7 . 已知
表示不超过x的最大整数,如
等,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8b253f383a8f891bc2804fc279ae7d85.png)
__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a2ab85825d4a002600ca41bd3cd2ee7d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f7d7d82b0a0bcfb00992ba798667cfef.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8b253f383a8f891bc2804fc279ae7d85.png)
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2卷引用:2020年北京大学高水平艺术团招生文化课测试数学试题
名校
8 . 著名的斐波那契数列
满足
,
,其通项公式为
,则
是斐波那契数列中的第______ 项;又知高斯函数
也称为取整函数,其中
表示不超过
的最大整数,如
,
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2bdc3f2ea43e972e011641cf30975b5b.png)
______ .(
![](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/316b5d6779890069e877f081d1833883.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f738fe91a4e82dcfe0ec5fdec0e57fb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/65311dbb2b18d5c6b4a551796a8dc297.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7179c645736d68c90023f83d7f11ed01.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/525c5748729c08162cf70b7c746b6bbc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/985227b7b4703f3ed8717d0abc4febfa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2bdc3f2ea43e972e011641cf30975b5b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/73693a8baed770c26e60eafa7c98bacd.png)
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2022-12-18更新
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1409次组卷
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6卷引用:山东省百校大联考2022-2023学年高三上学期12月数学试题
山东省百校大联考2022-2023学年高三上学期12月数学试题吉林省(东北师大附中,长春十一高中,吉林一中,四平一中,松原实验中学)五校2023届高三上学期联合模拟考试数学试题山东省临沂市汤泉高级中学2022-2023学年高三上学期12月月考数学试题(已下线)押新高考第16题 数列性质及其应用(已下线)【一题多变】分段高斯 取整数形(已下线)【练】 专题8斐波那契数列
9 . 求和:![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f81e0617a19290634904f6cca80025ae.png)
_____________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f81e0617a19290634904f6cca80025ae.png)
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10 . 已知各项均为正数的等比数列
中,
,
.数列
满足:对任意正整数n,有
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/277b017e9e3ee7c44e4f5ff779777d59.png)
___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b28ef6f1b2279af482557a8ea46f2e43.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0391da6e1057ac401356adfab040e182.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8647d69f70675bbb51832daae63c5a5d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/195431ccf2756a0db26f14b7b91a32a7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7c3fde30beb51cd8d499f308050caf21.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/277b017e9e3ee7c44e4f5ff779777d59.png)
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