• 2022-05-27
    求下列极限:[br][/br][tex=7.786x2.429]ENxIatiC2yqgaopSQCG83jJsbDtzkF283NRe39FRzvAE8Ffc+AG0GyHbzLEWb1iPgMso08xqkUe4K1GPFCbWKw==[/tex]
  • 解 [tex=23.5x2.429]ENxIatiC2yqgaopSQCG83jJsbDtzkF283NRe39FRzvAE8Ffc+AG0GyHbzLEWb1iPSHE3JLjL6SpvgZ+XBDAEMOrUbjxipEh/FHCRti94aI8CQ8Qq4yPEOjtlGci6aww6Jf85T21BcGzxQuAm/SlIgbzlhAblruTqKKo5aL/fqz7JUTHs8uNDjIpUK3VVoSnhDYuSu+rc/UeXywRIIh39ZA==[/tex]

    内容

    • 0

      求下列极限:[br][/br][tex=6.929x2.429]ENxIatiC2yqgaopSQCG83tXQk5xuU/AX5+Ac5mQsVp++B3fuWWUwKNA8J4B4klR+kdhughlzjECDKzNF6tLEQA==[/tex]

    • 1

      求下列极限:[br][/br][tex=4.5x1.786]ENxIatiC2yqgaopSQCG83v06WOKin2XztMEWNMWmPKQ0oeLc/AAvtng+drJ1xfgb[/tex]

    • 2

      求下列极限[br][/br][tex=12.929x3.0]ENxIatiC2yqgaopSQCG83icXjKTNJraSNkwyUtf1uHUwmQf+VmSy0hmgw+vr8Ok7cmPGGMbvIte6IyR6J+IPBHXUx7g7p/po2uJcTKRlct+1Tk8M1wKdgyy0U9bJuAvCxqSS7dTBqXYzu2qgBi+qvA==[/tex]

    • 3

      求 (1)[1997 年 1]   [br][/br]       [tex=10.714x2.786]MhC0sa4kP8ihnFHLNuEHS9QX0l77nQl+cOQkI+zL4y5P/YB9xIGp11v+gNgmW6qh2EbgSdJAkEL8mZrd+fKr4UuTgp0JbaXdTdrFqifOnzvTf6/DZymZe45waOfn7y5b[/tex] ; [br][/br]    (2)[tex=5.5x2.5]ENxIatiC2yqgaopSQCG83jJsbDtzkF283NRe39FRzvCXz2CbL7AtI2f/FB3yc/pl4FniepYRPdzBBNQHSOTWxQ==[/tex] 。[br][/br]

    • 4

      设随机变量(X,Y)的联合密度函数为p(x,y)=k(6-x-y),0求(1)系数k ;[br][/br] (2)P(X<1,Y<3)。