:-2,1,-8/27,1/16,( )。
A.-32/3125
B.32/3125
C.-64/3125
D.-l28/3125
[单选题]1/16,1/27,1/16,1/5,______,7 ( )A.1/16B.1C.2D.1/24
[单选题]1/9,2/27,1/27,()A . 4/27B . 7/9C . 5/18D . 4/243
[单选题]第 3 题 0,1/9,2/27,1/27, ( )A.27B.7/9C.5/18D.4/243
[单选题]1/2,1/2,1/2,7/16,11/32,( )A.15/64B.1/4C.13/48D.1/3
[试题]1/9,2/27,1/27,()A,4/27;B,7/9;C,5/18;D,4/243;
[单选题]-2,1/2,4,2,16,()。A.32B.64C. 128D.256
[主观题]1/2,1/8,1/24,1/48,()A.1/96;B.1/48;C.1/64;D.1/81
[单选题]1/2,1/8,1/24,1/48,()A . 1/96B . 1/48C . 1/64D . 1/81
[主观题]-1/2,1/2,-3/8,1/4,-5/32,()A..1/16B..3/32C..-1/36D..-1/64
[试题]31.1/2,1/8,1/24,1/48,()A..1/24,B..1/36C..1/48D..1/96