观察下列一组数:2,-2分之3,3分之4,-4分之5,-6分之7 (1)写出第50个数(2)求这50个数的积
来源:学生作业帮助网 编辑:作业帮 时间:2024/06/23 13:28:58
![观察下列一组数:2,-2分之3,3分之4,-4分之5,-6分之7 (1)写出第50个数(2)求这50个数的积](/uploads/image/z/653449-49-9.jpg?t=%E8%A7%82%E5%AF%9F%E4%B8%8B%E5%88%97%E4%B8%80%E7%BB%84%E6%95%B0%EF%BC%9A2%2C-2%E5%88%86%E4%B9%8B3%2C3%E5%88%86%E4%B9%8B4%2C-4%E5%88%86%E4%B9%8B5%2C-6%E5%88%86%E4%B9%8B7+%EF%BC%881%EF%BC%89%E5%86%99%E5%87%BA%E7%AC%AC50%E4%B8%AA%E6%95%B0%282%29%E6%B1%82%E8%BF%9950%E4%B8%AA%E6%95%B0%E7%9A%84%E7%A7%AF)
观察下列一组数:2,-2分之3,3分之4,-4分之5,-6分之7 (1)写出第50个数(2)求这50个数的积
观察下列一组数:2,-2分之3,3分之4,-4分之5,-6分之7 (1)写出第50个数(2)求这50个数的积
观察下列一组数:2,-2分之3,3分之4,-4分之5,-6分之7 (1)写出第50个数(2)求这50个数的积
(1)第50个数=-50分之51
(2)积=2×(-3/2)×...×(-51/50)
=-51
(1)50/51(2)100
(1)第50个数=-50分之51
(2)积=2×(-3/2)×...×(-51/50)
=-51
(1)第50个数=-50分之51
(2)积=2×(-3/2)×...×(-51/50)
=-51