A.6
B.8
C.18
D.19
[单选题]:3,15,7,12,11,9,15,( )。A.6 B.8 C.18 D.19
[单选题]3,7,12,15,9,-18,( )。A.-27B.-45C.-81D.-102
[单选题]3,7,12,15,9,-18,( )。A.-27B.-45C.-81D.-102
[单选题]3,7,12,15,9,-18,( )。A.-27B.-45C.-81D.-102
[单选题]3,7,12,15,9,-18,( )。A.-27B.-45C.-81D.-102
[单选题]3,7,12,15,9,-18,( )。A.-27B.-45C.-81D.-102
[单选题]3,7,12,15,9,-18,( )。A.-27B.-45C.-81D.-102
[单选题]3,7,12,15,9,-18,( )。A.-27B.-45C.-81D.-102
[单选题]3,7,12,15,9,-18,( )。A.-27B.-45C.-81D.-102
[单选题]3,7,12,15,9,-18,( )。A.-27B.-45C.-81D.-102