1/9,1/28,( ),1/126
1/55
1/54
1/65
1/75
3,7,12,15,9,-18,( )
-27
-45
-81
-102
3,5/4,7/9,( )
129/256
9/16
14/81
7/61
2,3,4,9,16,45,( ),315
90
96
102
120
1,6,5,7,2,8,6,9,( )
1
2
3
4
1,1,4,9,25,( )
64
49
81
121
的值是?【2015-吉林(9月甲)-059】
2
3
2,9,11,20,31,( )
39
43
47
51
2,4,9,28,( ),726
125
268
489
645
5,7,4,9,25,( )
49
121
189
256