设二维随机变量(X,Y)的概率密度为(x,y)=「Ce∧{-(2x+y)} ,x>0 y>0 | | 0 , 其他 」 求常数C?过程写一下吧,谢谢还有这道题http://zhidao.baidu.com/question/
来源:学生作业帮助网 编辑:作业帮 时间:2024/08/10 04:13:02
![设二维随机变量(X,Y)的概率密度为(x,y)=「Ce∧{-(2x+y)} ,x>0 y>0 | | 0 , 其他 」 求常数C?过程写一下吧,谢谢还有这道题http://zhidao.baidu.com/question/](/uploads/image/z/519351-15-1.jpg?t=%E8%AE%BE%E4%BA%8C%E7%BB%B4%E9%9A%8F%E6%9C%BA%E5%8F%98%E9%87%8F%28X%2CY%29%E7%9A%84%E6%A6%82%E7%8E%87%E5%AF%86%E5%BA%A6%E4%B8%BA%EF%BC%88x%2Cy%EF%BC%89%3D%E3%80%8CCe%E2%88%A7%EF%BD%9B-%EF%BC%882x%2By%EF%BC%89%EF%BD%9D+%2Cx%3E0+y%3E0+++%7C++++++++++++++++++%7C+++++++++++++++0+++++++++++++++%2C+++++%E5%85%B6%E4%BB%96+++%E3%80%8D++++++%E6%B1%82%E5%B8%B8%E6%95%B0C%3F%E8%BF%87%E7%A8%8B%E5%86%99%E4%B8%80%E4%B8%8B%E5%90%A7%2C%E8%B0%A2%E8%B0%A2%E8%BF%98%E6%9C%89%E8%BF%99%E9%81%93%E9%A2%98http%3A%2F%2Fzhidao.baidu.com%2Fquestion%2F)
xRNA~j ]Xv-IžDi]$Vd1^Oa H
AlnvEEgWp5
murd3ٽzqUuX,[
{KC 4}r*trrSy1|&A9j|TLڢ~O!ߓ=m{aCO}tp49LWZZ?ڸYs\J<.f͕yCgx$e:3W6a^
lҿN7ğ$y