来自蒋滋康的问题
找规律填空1,5,4,10,9,15,16,(),()
找规律填空1,5,4,10,9,15,16,(),()
3回答
2020-03-13 22:46
找规律填空1,5,4,10,9,15,16,(),()
找规律填空1,5,4,10,9,15,16,(),()
1,5,4,10,9,15,16,(20),(25)
为什么?
奇数项:1,4,9,16,25n平方偶数项:5,10,15,205n