定义
表示不超过x的最大整数,例如,
,
.函数
,当
,
时,
的值域为
,记集合
中元素的个数为
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e3f7fda69e2b32b9ced2239f915fa59b.png)
___________ ,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e1dfcf863e9b6658ead58930bef992a6.png)
___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c4f5908d6a1217e493ed7586b6964dd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e0582aa1aa68e686d214659b220d2f3c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fe433ad9925f6f9e4e1bdbe45969cd41.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36304502dd9ae85a33ed38d59c655ea5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/68f5762af19bbe5d56474384277a5d98.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cea4ac187cbb465180e89f38250b3970.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fcc31dcdb99754fc452ff2b92a2fb8c9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fcc31dcdb99754fc452ff2b92a2fb8c9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/96abfe2da27a63e6affb19a0c80236d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e3f7fda69e2b32b9ced2239f915fa59b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e1dfcf863e9b6658ead58930bef992a6.png)
2022·湖北·模拟预测 查看更多[3]
湖北省卓越高中千校联盟2022届高三高考终极押题卷数学试题(已下线)第06讲 第六章 数列综合测试(测)-2023年高考数学一轮复习讲练测(新教材新高考)(已下线)江苏省盐城市、南京市2022届高三上学期1月第一次模拟考试数学试题变式题11-16
更新时间:2022-06-08 16:13:22
|
相似题推荐
填空题-单空题
|
适中
(0.65)
名校
解题方法
【推荐1】定义
为数列
的“匀称值”,若数列
的“匀称值”为
,设
,数列
的前
项和为
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3bc625e19e7ca2b9d097f67a3d472e47.png)
_________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fd12fceb32d9f3f036f52c62fcf0b7a1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/61128ab996360a038e6e64d82fcba004.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df885f950912c081c8c9a470aeebf9f8.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/08eb71ecf8d733b6932f4680874dbbf3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3bc625e19e7ca2b9d097f67a3d472e47.png)
您最近一年使用:0次
填空题-单空题
|
适中
(0.65)
解题方法
【推荐2】我国南宋数学家杨辉在他所著的《详解九章算法》中提出了如图所示的三角形数表,这就是著名的“杨辉三角”,它是二项式系数在三角形中的一种几何排列.从第1行开始,第
行从左至右的数字之和记为
,如:
为各项非零的等差数列,其前
项和为
,且
,则数列
的前
项和![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7978d7bd6f6caf9ac9837ffce5f89654.png)
________________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/96abfe2da27a63e6affb19a0c80236d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0c80874cb6923e471aadeba2c2b0c41f.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/129e15fb4c11132471174c6a3c359555.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a9a6c852d593cb9f6bdfd9eeddb50fa3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7978d7bd6f6caf9ac9837ffce5f89654.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/2/23/ec57743a-c925-484b-ae6e-88bb4bc08149.png?resizew=208)
您最近一年使用:0次
【推荐1】定义新运算:
,已知数列
满足
,且
,若对任意的正整数n,不等式
总成立,则实数m的取值范围为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b0c8894e0b37af5da23a1c1bffb32017.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/ae9b538387060f211ab66d767d2107ce.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f8daf916b97140fbc8b6ea65990085c.png)
您最近一年使用:0次
填空题-单空题
|
适中
(0.65)
【推荐2】已知数列
中,
,
表示数列
的前n项和,若
恒成立,则m的取值范围是______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fe229b24e2d56ff6b491725ceae4ff2f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e8b95157730e73725414dc63f8ccfee.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b708c8dcb2d66eb2ce0b3718a9cd924a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fe229b24e2d56ff6b491725ceae4ff2f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b205a9a7797d539864a85557e3416bd9.png)
您最近一年使用:0次
填空题-单空题
|
适中
(0.65)
名校
【推荐1】对于实数
和
,定义运算
:![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e85d72cd482dbd648e1ed5c96aa47f47.png)
,设
,且关于
的方程为
恰有三个互不相等的实数根,则
的取值范围是___________ .
![](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/3a83a4ea6455ff904580eb4c3ec9de4f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e85d72cd482dbd648e1ed5c96aa47f47.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a8b235e5b5789c96e311ca7e2caab39d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ce9b84e4d973f250b9cde4aa2669fa15.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bf77e2f3f1ed1edeb21a3ca6e56dc20e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
您最近一年使用:0次
填空题-单空题
|
适中
(0.65)
名校
【推荐2】定义方程
的实数根
叫做函数
的“新驻点”、如果函数
与
的“新驻点”分别为
,那么
和
的大小关系是__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/35679c97cf16aa592343787a756c7c75.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79b752f0f189e5d8666daea73e145dff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bd685585c6c06d17688ae9abbea26ef1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f7976e940ff99faba4306f9fc859ee8e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4e288596fa3811dd2c17bded60e82e7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5b5858ee1ce52b251816757257a11c29.png)
您最近一年使用:0次