名校
1 . 已知
是直线,
是平面,(1)若
,
,则
;(2)若
,
,则
.若(1)成立,则
、![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
________ ;若(2)成立,则
、![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
________ .注:两空均填写以下所有符合题意的序号:①均是直线;②一个是直线,一个是平面;③均是平面.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/165a501b2e6a3acc46212e59a166c053.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fed78ea04659678011a0e4564cb781a3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/37c975c77f5da0af6133de88df1fa9a0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/188cca35515f2cb4b4eb90befea2f7ea.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6882d87bf496872b993e5edcd476df4e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/37c975c77f5da0af6133de88df1fa9a0.png)
![](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/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
您最近一年使用:0次
名校
2 . 如图,已知抛物线
和直线
.我们约定:当
任取一值时,
对应的函数值分别为
,若
,取
中的较小值记为
;若
,记
.下列判断:
①当
时,
;
②当
时,
值越大,
值越大;
③使得
的
值不存在;
④若
,则
.
其中正确的说法有_____ .(请填写正确说法的序号)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d9ddab22ef24a6a23ca73ce8db0be9cc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1823c64bfd818545905b3e7bf52955d0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7404d4aa0f0bcfe7ebf45d3eeab3cdb6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d6f3a6c1002546a7568c91ad97e47d8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7404d4aa0f0bcfe7ebf45d3eeab3cdb6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1292c47f62023b747f1a4bd615c75284.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2858fca794d176940b772db318ac341f.png)
①当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0c0aa2ef928b6e3341d0a0dc6d8055b9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8d155b9bf6d5e37d4b3bea6595baa0a4.png)
②当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e541ea2f855f981c96207070683d388.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
③使得
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bec136d2a5b316435958df01cdf8c44b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
④若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4bd4c63ae1fc87e1892f88e181ddadf3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b384412acba251d87902ab928902f16.png)
其中正确的说法有
![](https://img.xkw.com/dksih/QBM/2022/8/3/3036407790297088/3042341698781184/STEM/cfb78f837d0948a6b3ebbb42562b0c9b.png?resizew=141)
您最近一年使用:0次
3 . 为参加学校美术作品评选,高二一班从学生上交的2幅油画和4幅国画中选3幅上交参赛,按要求至少上交1幅油画,则不同的选法共有________ 种.(用数字填写答案)
您最近一年使用:0次
2022-05-05更新
|
297次组卷
|
4卷引用:河北省秦皇岛市青龙满族自治县实验中学2023届高三上学期开学考试数学试题