问题描述:
找规律(用n表示第n个数)
(1)1,4,9,16,25,…,请写出第n个数,
(2)2,5,10,17,26,…,请写出第n个数,
(3)3,6,9,12,15,18,…,请写出第n个数,
(4)2,4,8,16,32,64,…,请写出第n个数,
(1)1,4,9,16,25,…,请写出第n个数,
(2)2,5,10,17,26,…,请写出第n个数,
(3)3,6,9,12,15,18,…,请写出第n个数,
(4)2,4,8,16,32,64,…,请写出第n个数,
问题解答:
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