• 2022-06-07 问题

    设二维随机变量[tex=2.786x1.286]AG5D6gU/evQZlfwisXgzYw==[/tex]的联合密度函数为[tex=16.714x4.786]lJblPB9MNpIrc6Sy3BdmFXJ0yfI4z+iB1nKJ7ROgWqzozTSmjcWBy4nK0qyrzRF+fp3JGr/6aI4tBX1cWLqkSZrOFvj/j80GqJYiLKrdxYXigp4zN34F6WQaHjyImTzH9KJpwLReFhK53LOUn9wn1Q==[/tex]求 [tex=11.071x1.357]lBv1hWdvvhZJGLvvUAYaKANuRisY6FOdORXdyZ/VvmB/d8xeqo9XbhIOUtx7b8nWZG6WLgRPobZqyCE4jDJR/g==[/tex] 

    设二维随机变量[tex=2.786x1.286]AG5D6gU/evQZlfwisXgzYw==[/tex]的联合密度函数为[tex=16.714x4.786]lJblPB9MNpIrc6Sy3BdmFXJ0yfI4z+iB1nKJ7ROgWqzozTSmjcWBy4nK0qyrzRF+fp3JGr/6aI4tBX1cWLqkSZrOFvj/j80GqJYiLKrdxYXigp4zN34F6WQaHjyImTzH9KJpwLReFhK53LOUn9wn1Q==[/tex]求 [tex=11.071x1.357]lBv1hWdvvhZJGLvvUAYaKANuRisY6FOdORXdyZ/VvmB/d8xeqo9XbhIOUtx7b8nWZG6WLgRPobZqyCE4jDJR/g==[/tex] 

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