1 . 设
是离散型随机变量的期望,则下列不等式中不可能成立的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/85f24885666df3597fd65e9fe912e9ba.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
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2022-02-15更新
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1786次组卷
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5卷引用:浙江省2022届筑梦九章新高考命题导向研究卷Ⅱ数学试题
浙江省2022届筑梦九章新高考命题导向研究卷Ⅱ数学试题(已下线)思想04 化归与转化思想(练)--第三篇 思想方法篇-《2022年高考数学二轮复习讲练测(浙江专用)》(已下线)思想04 化归与转化思想(练)--第三篇 思想方法篇-《2022年高考数学二轮复习讲练测(新高考·全国卷)》(已下线)专题06 导数概念与几何意义-2022届高考数学一模试题分类汇编(新高考卷)(已下线)考点06 导数及其应用-4-(核心考点讲与练)-2023年高考数学一轮复习核心考点讲与练(新高考专用)
2 . 若
,
,
,
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd707b69a11f8de5566f23c1a2a9ff5a.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b2347c3b8239a5f8e66d5f585dee03cc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/26d8dafc71b106f39f4e15442220897b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d3f61d8c7d2c5193edf986a8e9377146.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/99074f989e74d5ff306b4b7b7a379c1f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd707b69a11f8de5566f23c1a2a9ff5a.png)
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3 . 设
,
,…,
为曲线
上
个点,其横坐标为
,
,…,
,若正常数
使得存在
,
,
,则常数
的最小值为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bf9f50605db5d5f8f3a01ee8e474a112.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2708fa6298e52f617383efc175b71ddc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bf83e20035c3afd6d26ebfd53d768a70.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c904567c3b3734e1eca8d042ef7a7b2d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7a0876215b2fd463d151523cd3c6b447.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79b752f0f189e5d8666daea73e145dff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c814128ea2139e33db94ea590e7c2223.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/11b6f3a094e746086715e1ab142aa727.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c05b9832b09731a574d4a4adf7448de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7600d2cfbdc6146db96cc545706004f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/75809a92693be16331ac76ece2afd8a1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
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