名校
1 . 已如数列
是等比数列,
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3bb7147e313f9d9f67d19ecb5f499c05.png)
_________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/82f165be2549559fc40780870709c91c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3bb7147e313f9d9f67d19ecb5f499c05.png)
您最近一年使用:0次
2 . 已知
、
、
、
,且满足
,则
的取值范围_______ .
![](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/071a7e733d466949ac935b4b8ee8d183.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dcd9218a657b17654c5d757a6f7dee9a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/849f4ca4c235a8d0daed422c4b95b49f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
您最近一年使用:0次
3 . 数列
,
的一个通项公式是______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/19de79d2a57e2ac571a5bf7dbcd8616f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c8bb0a9a72e36a10f1916f8a7d5cefaf.png)
您最近一年使用:0次
4 . 函数
的最小值是_______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b463335142dc1e024f6d1b648264e102.png)
您最近一年使用:0次
解题方法
5 . 若一元二次不等式
对一切实数
都成立,则实数
的取值范围为________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e558abbf6b14df9b2a02c6fc0f6bee0f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
您最近一年使用:0次
解题方法
6 . 若函数
经过点
,
且
,则
的最小值为________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/43c03436871c245f66091764a8495361.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/30277e0be448b4955903e81e8795e45d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/67ca5fd57c2c2fcc3c7a574fdd1467d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/19d00d993fe73b87af0e56424166bcbc.png)
您最近一年使用:0次
2022-12-17更新
|
303次组卷
|
3卷引用:广西柳州市2022-2023学年高一上学期12月联考数学试题
解题方法
7 . 已知实数
,
满足
,则
的取值范围是_______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/85b299d2e59fb791de25c53a2e7a4d60.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4489516aca67a6afe53fac2f1477f76.png)
您最近一年使用:0次
8 . 设
为等差数列
的前
项和,若
,
,则当
取最大值时,
的值是______ .
![](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/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/48452a58fcf8636d78512e30afbbae5c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/366dfedff1a1a96ec27650375b680059.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08eb71ecf8d733b6932f4680874dbbf3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
您最近一年使用:0次
9 . 已知
,则函数
的最小值为___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/752455799e49f846e2601304fec5d3b8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7dfff673744e70d2160801c2590f433b.png)
您最近一年使用:0次
2022-10-14更新
|
343次组卷
|
2卷引用:广西桂林市阳朔县阳朔中学2022-2023学年高一上学期期中考试数学试题
名校
10 . 已知
,则
的最小值为__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0c0aa2ef928b6e3341d0a0dc6d8055b9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5328da629c8b5889c2bc758fce11d6e6.png)
您最近一年使用:0次
2022-10-13更新
|
593次组卷
|
5卷引用:广西钦州市浦北中学2022-2023学年高一上学期期中考试数学试题