已知
,
,
,则函数
,
的各极大值之和为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/28e6e694a57dbe2bd441a7b85ba31414.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd92edb1737107b8b5c75a0f17cd1cf5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c9d0e1d459420ca465ba19df3099519e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/86f91a00d8ebdc69d1b456a26ab0b3a8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dacc77cc8110cc0dfb639f7ffdd9fc4f.png)
A.![]() | B.![]() | C.![]() | D.![]() |
更新时间:2017-12-07 13:57:29
|
相似题推荐
单选题
|
较难
(0.4)
名校
【推荐1】已知
,
,则下列结论中不正确的( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2684b72f9f38f5046c8ecd4280b7b14b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4a7dbc702617c765a573961953cc0901.png)
A.![]() ![]() | B.![]() ![]() |
C.![]() | D.![]() |
您最近一年使用:0次
单选题
|
较难
(0.4)
【推荐2】已知函数
,则方程
的根的个数为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a622207ae3a945b73e899599197f1866.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aff1914484ed25aa1eb016a6433ef484.png)
A.5 | B.4 | C.3 | D.2 |
您最近一年使用:0次
单选题
|
较难
(0.4)
解题方法
【推荐1】数列
满足:
,
,数列前
项和为
,则以下说法正确个数是( )
①
;
②
;
③
;
④
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/086e9b14c35ef3c57b20f5e952ebf9c8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/de1be6798f6f5497315b6a746acbfd34.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7e71ec20c8926cd958c20a7f951fe451.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08eb71ecf8d733b6932f4680874dbbf3.png)
①
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b29158e82b90131b5b27eba5380e789e.png)
②
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7acaabcdbbe3c1f9a7e54db86e878e7e.png)
③
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2be098d783f4c504fe644ca3a4c47dfb.png)
④
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ca7a465f7b01b6d8342bc5269be1157d.png)
A.1 | B.2 | C.3 | D.4 |
您最近一年使用:0次