题目内容
(请给出正确答案)
[单选题]
1/3,1/7,1/13,1/27,1/53,()
A.1/105
B.1/106
C.1/107
D.1/108
查看答案
如果结果不匹配,请 联系老师 获取答案
A.1/105
B.1/106
C.1/107
D.1/108
1/3,1/7,1/13,1/21,()
A.1/28
B.1/29
C.1/30
D.1/31
1/3,1/7,1/13,1/21/,()
A.1/28
B.1/29
C.1/30
D.1/31
1,1/3,1/9,1/27,1/81,()
A.1/243
B.1/255
C.1/162
D.1/164
3,1/3,1/3,1/9,1/27,1/27,()
A.1/243
B.1/255
C.1/162
D.1/164