:7 7 9 17 43 () A.119
B.117
C.123
D.121
请帮忙给出正确答案和分析,谢谢!
7,7,9,17,43,()A119 B117 C123 D121
:7 7 9 17 43 () A.119B.117C.123D.121
4,6,5,7,7,9,11,13,19,21,() A. 27,29 B. 32,33 C. 35,37 D.41,43
4,6,5,7,7,9,11,13,19,21,(),() A.27,29 B.32,33 C.35,37 D.41,43
7 7 9 17 43 ( ) A.119 B.117 C.123 D.121