(多选题)已知数列{
}的前n项和为
,
,则下列选项正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/96abfe2da27a63e6affb19a0c80236d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08eb71ecf8d733b6932f4680874dbbf3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ff614fbf2c0592b0110fd84238c08da7.png)
A.![]() | B.存在![]() ![]() |
C.![]() | D.![]() ![]() |
2023高二上·江苏·专题练习 查看更多[1]
(已下线)专题4.4 数学归纳法(2个考点四大题型)-2023-2024学年高二数学《重难点题型·高分突破》(苏教版2019选择性必修第一册)
更新时间:2024-03-17 11:33:46
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名校
解题方法
【推荐1】数列
满足
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e944e87fd2674c579e0595745bc67b9b.png)
A.当![]() ![]() ![]() ![]() |
B.当![]() ![]() ![]() ![]() |
C.当![]() ![]() ![]() ![]() |
D.当![]() ![]() ![]() ![]() |
您最近一年使用:0次
多选题
|
较难
(0.4)
解题方法
【推荐1】已知数列
和
满足:
,
,
,
,
,则下列结论错误的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/960b682f983b053dc9064cf29c97e250.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/440afe27e8558f6bf35c8713ce5664b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5e5cfb0d2cf24c1da7ba972e0218a974.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c534a549f072e778d36981c10eee8239.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d05a63ca721cfc94203a7c9ac37e1d33.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0783abd6db1782c7d59f910a00d31f50.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15a70b95c53fb6655721e2a8c61f5c2c.png)
A.数列![]() ![]() | B.仅有有限项使得![]() |
C.数列![]() | D.数列![]() |
您最近一年使用:0次
多选题
|
较难
(0.4)
【推荐2】已知数列
满足
,
,数列
的前n项和为
,且
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/329785900390130a04a57d0b55aaa569.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/87577d5c00205f766f9f5a99b855b3ff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/034ba25825c13725931c483aa47c9363.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08eb71ecf8d733b6932f4680874dbbf3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3cbac4858faac6c9ac77816d503ad46a.png)
A.![]() | B.![]() |
C.数列![]() | D.![]() |
您最近一年使用:0次