找规律填数. (1)1,2,4,8,_,32,_; (2)1,4,13,40,_,364,_,…; (3)21/4,44/9,89/16,1616/25,3225/36,_,_.
问题描述:
找规律填数.
(1)1,2,4,8,______,32,______;
(2)1,4,13,40,______,364,______,…;
(3)2
,41 4
,84 9
,169 16
,3216 25
,______,______. 25 36
答
(1)1,2,4,8,16,32,64;
(2)1,4,13,40,121,364,1093,…;
(3)2
,41 4
,84 9
,169 16
,3216 25
,6425 36
,12836 49
,12849 64
;49 64
故答案为:16,64,121,1093,64
,12836 49
.49 64