名校
解题方法
1 . 在下列结论中:
①函数
为奇函数;
②函数
的图象关于点
对称;
③函数
的图象的一条对称轴为
;
④若
,则
.
其中正确结论的序号为_________ (把所有正确结论的序号都 填上).
①函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e605ae8ac8dea3edc2897bfdf64948df.png)
②函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bad5ea868bdfdac92ef9b95b83ea16d4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c0bcbfdedebd580bf4babed86a066b77.png)
③函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/062b8a37477e7dc326df0d5d586a6a2f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d2e2873983c6d5eb357a17382f92b9d2.png)
④若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/85b1fa94dd2188e81d1d67773edca9c9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/99cecf0b1a3d35670ed7e7c94c07d78b.png)
其中正确结论的序号为
您最近一年使用:0次
2017-07-10更新
|
659次组卷
|
4卷引用:江西省宜春市万载中学2021-2022学年高一下学期期中数学试题
解题方法
2 . 已知数列
和正项数列
,其中
,且满足
,数列
的前n项和为
,记
,满足
.对于某个给定
或
的值,则下列结论中:①
;②
;③若
,则数列
单调递增;④若
,则数列
从第二项起单调递增.其中正确命题的序号为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/034ba25825c13725931c483aa47c9363.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/78b52c1e5e441410c43b2d30d0e9080e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/86c0a953fe3428caca3e32f306f97f6b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a51d582a3aea09c5ef593feb710d9e65.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08eb71ecf8d733b6932f4680874dbbf3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eb3233aed23bd3a029d445d275111b91.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/485730913ec2af55025671d69267182c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e72adb45c60c2f63b46e65ff787302bf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b715e7842b95f654f16056a7c7f2abe9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7492975ca65036d5065a6637ede730e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6d122408a30c563852b1defa57a4d15.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e851326ee1c71eb79b3707554ddbc0f0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c3d090f557cf0937d6dbddee690c22e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b54584544a6b9fae67a5a4d7fb4fe50.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a51d582a3aea09c5ef593feb710d9e65.png)
您最近一年使用:0次
解题方法
3 . 已知数列
和正项数列
,其中
,且满足
,数列
满足
,其中
.对于某个给定
或
的值,则下列结论中:①
;②
;③数列
单调递减;④数列
单调递增.其中正确命题的序号为___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/034ba25825c13725931c483aa47c9363.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a7766f21c0004f67fbb14a1c59752a2e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/86c0a953fe3428caca3e32f306f97f6b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/57ef6d44448092ebdb9e4a49d866a749.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6be3a2848d6d4609fb56217743769149.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0b2cb1b8ee224725050200fa2b4b113.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e72adb45c60c2f63b46e65ff787302bf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b715e7842b95f654f16056a7c7f2abe9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/926f8a849452fa4c90e9d13eaba10849.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5a42fd21a0a3ec1314b99387eda581a0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/57ef6d44448092ebdb9e4a49d866a749.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/034ba25825c13725931c483aa47c9363.png)
您最近一年使用:0次