名校
1 . 设
:
,
:
,若
且
为真命题.则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4ec0618ae3a4fde6d6220010af229b9a.png)
______ ,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/070d1ea22a92808dad7489438c239629.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1fa462ba48511c46a67b425aafa75c07.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9aa8a716a31b0f51b70fdf9bdb257909.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/054207b8ca7d15b3b5259987c19ef1a4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9aa8a716a31b0f51b70fdf9bdb257909.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4ec0618ae3a4fde6d6220010af229b9a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/070d1ea22a92808dad7489438c239629.png)
您最近一年使用:0次
解题方法
2 . 若X服从两点发布,且
,则
________ ;若
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac87b4bd71432d757c7b78bbd6b2dcfd.png)
________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5f00aa8b0197e6aba8fe0efecec75c52.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac87b4bd71432d757c7b78bbd6b2dcfd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5850161959b33fb487b8ce9dd216346e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac87b4bd71432d757c7b78bbd6b2dcfd.png)
您最近一年使用:0次
解题方法
3 . 已知
,则函数
的最小值为________ ,此时
值为________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/adc3e5be1796493161a4df7e28a6f6b7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2df2f0f95c2341b12abc8eae3efed036.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
您最近一年使用:0次
解题方法
4 . 函数
的定义域是______ ;函数
的定义域是______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/418f2a530f11bcf0938f09bfbcd491a2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/95223b4a0d0740d807b66ae7c22550f7.png)
您最近一年使用:0次
5 . 若
,则
的单调递增区间是________ ,单调递减区间是________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f8335e806b9859ac0ca1c0652a8d211.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
您最近一年使用:0次
解题方法
6 . 若
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/11332bfb81be95e7f7ef87a57ba424f4.png)
______ ;![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e0fd0369de842bddf590b48eb6dfeb57.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f897a7977a46eec8fa72e237ab18e5cc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/11332bfb81be95e7f7ef87a57ba424f4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e0fd0369de842bddf590b48eb6dfeb57.png)
您最近一年使用:0次
2022-10-24更新
|
284次组卷
|
2卷引用:甘肃省靖远县第四中学2022-2023学年高三上学期第一次月考数学(理)试题
解题方法
7 . 某企业对其生产的一批产品进行检测,得出每件产品中某种物质含量(单位:克)的频率分布直方图如图所示,则该物质含量的众数的估计值为___________ ,平均数的估计值为___________ .
![](https://img.xkw.com/dksih/QBM/editorImg/2022/10/25/d696780a-8bc7-4273-a335-996153788fc5.png?resizew=249)
您最近一年使用:0次
名校
8 . 对于直角坐标平面内的任意两点
,
,定义它们之间的曼哈顿“距离”:
.如果点
,
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1811b6499b2adf212239f6fe34d5ed65.png)
______ .
给出下列两个命题:①若点
在线段
上,则
;
②在
中,若
,则
;
其中是真命题的为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/12a3efb79f35db8448f3391252ab7d4e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8df332f01628130c084fd46aaca0a4b7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f6fbcadf8a1447a0c645937ca5e9e64e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/115a0c87ac14dbb770c95d74d6e26073.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/afee0da488f6cb5f94d949ea26ac7eb3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1811b6499b2adf212239f6fe34d5ed65.png)
给出下列两个命题:①若点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/25abc7f3fcee08267eedf1790e8a14ee.png)
②在
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7e3262fc038bbec5e7c8cc47df08bef7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/11b6b2e256a89125b1a0e05df56fd06d.png)
其中是真命题的为
您最近一年使用:0次
名校
9 . 函数
的部分图象如图所示,
轴,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e9448bf1d6136b3a108e7ea60506ad39.png)
__________ ,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/46626b75bd7bc420bf32b66e3253b40b.png)
__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/558cc4ce57cdbe00282390e8629e9668.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d98b55f0a18cb5d3192ed0336b474c2e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e9448bf1d6136b3a108e7ea60506ad39.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/46626b75bd7bc420bf32b66e3253b40b.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/1/31/432be4e8-3723-4c31-8ddc-8377e7397e75.png?resizew=173)
您最近一年使用:0次
2022-04-28更新
|
285次组卷
|
2卷引用:甘肃省定西市临洮县文峰中学2021-2022学年高二下学期期中考试数学(文)试题