更多“ 已知P<img src="https://nimg.ppkao.com/2019-04/wangjing/2019041517201827770.jpg?sign=0b6a5d506c24e022e271bea8fcd17f49&t=62d5c803" />=0.3，P（B）=0.4，P（AB）=0.5，求P（B|A∪B）”相关的问题
A、A.<img src="https://img.ppkao.com/2018-04/zhouyun/2018041117140637692.jpg" />
B.<img src="https://img.ppkao.com/2018-04/zhouyun/201804111714091678.jpg" />
C.<img src="https://img.ppkao.com/2018-04/zhouyun/2018041117141476512.jpg" />
D.<img src="https://img.ppkao.com/2018-04/zhouyun/2018041117142045280.jpg" />
E.<img src="https://img.ppkao.com/2018-04/zhouyun/2018041117142344778.jpg" />
A、A.<img src="https://img.ppkao.com/2019-04/xiaotian/2019041517035379211.jpg" />
B.<img src="https://img.ppkao.com/2019-04/xiaotian/2019041517035733869.jpg" />
C.<img src="https://img.ppkao.com/2019-04/xiaotian/2019041517040187655.jpg" />
D.<img src="https://img.ppkao.com/2019-04/xiaotian/2019041517040430083.jpg" />
A、已知，<img src="https://img.ppkao.com/2019-05/liuye/2019051616504321415.jpg" />试证此时复能量定理为
<img src="https://img.ppkao.com/2019-05/liuye/2019051616510927939.jpg" />
A、A.<img src="https://img.ppkao.com/2019-04/xiaotian/2019042917175712037.jpg" />
B.<img src="https://img.ppkao.com/2019-04/xiaotian/2019042917180085132.jpg" />
C.<img src="https://img.ppkao.com/2019-04/xiaotian/2019042917180310884.jpg" />
D.<img src="https://img.ppkao.com/2019-04/xiaotian/2019042917180684437.jpg" />
A、
A． <img src="https://img.ppkao.com/2018-04/ppkaocom/20184110500093258.jpg">
B． <img src="https://img.ppkao.com/2018-04/ppkaocom/20184119389626844.jpg">
C． <img src="https://img.ppkao.com/2018-04/ppkaocom/20184119252781493.jpg">
D． <img src="https://img.ppkao.com/2018-04/ppkaocom/20184114112499863.jpg">
A、估算150℃时乙硫醇的液体摩尔体积。已知实验值为<img src="https://img.ppkao.com/2019-04/wuacheng/2019042316381735263.jpg" />乙硫醇的物性为<img src="https://img.ppkao.com/2019-04/wuacheng/2019042316383535802.jpg" />的饱和液体密度为<img src="https://img.ppkao.com/2019-04/wuacheng/201904231638507400.jpg" />
A、（1）设总体<img src="https://img.ppkao.com/2019-04/wuacheng/2019041516401032807.jpg" />参数σ
（2）设总体<img src="https://img.ppkao.com/2019-04/wuacheng/2019041516410433618.jpg" />参数μ已知<img src="https://img.ppkao.com/2019-04/wuacheng/2019041516412861381.jpg" />为一相应的样本值。求σ
A、完成下列反应 
（a） P4+HNO3<img src="https://img.ppkao.com/2019-04/wangjing/2019041416320257508.jpg" />
（b） AsCl3+H2O<img src="https://img.ppkao.com/2019-04/wangjing/2019041416320257508.jpg" />
（c） POCl3+H2O<img src="https://img.ppkao.com/2019-04/wangjing/2019041416320257508.jpg" />
（d） P4O10+H2O<img src="https://img.ppkao.com/2019-04/wangjing/2019041416320257508.jpg" />  
（e） P4O6+H2O<img src="https://img.ppkao.com/2019-04/wangjing/2019041416320257508.jpg" />
（f） Zn3P2+HCl（稀）<img src="https://img.ppkao.com/2019-04/wangjing/2019041416320257508.jpg" />
A、A.<img src="https://img.ppkao.com/2018-08/lina/201808281525299943.jpg" />
B.<img src="https://img.ppkao.com/2018-08/lina/2018082815253315210.jpg" />
C.0
D.<img src="https://img.ppkao.com/2018-08/lina/2018082815253710704.jpg" />
E.<img src="https://img.ppkao.com/2018-08/lina/2018082815254216779.jpg" />
A、测量某电路的电流<img src="https://img.ppkao.com/2018-09/yuanhao/2018091309024728203.jpg" />，测量的标准差分别为<img src="https://img.ppkao.com/2018-09/yuanhao/20180913090252413.jpg" />，求所耗功率P=UI 及其标准差σP 。
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