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找规律填空:
(1)1,3,9,27,______,243      
(2)2,7,12,22,______,______,37
(3)5,8,11,15______        
(4)1,1,2,3,5,8,______21.
人气:397 ℃ 时间:2020-01-12 12:06:44
解答
(1)1,3,9,27,81,243;      
(2)2,7,12,22,27,32,37;
(3)5,8,11,15,19;        
(4)1,1,2,3,5,8,13,21.
故答案为:81;27,32;19;13.
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