5, 8, 13, 21, 34,( )。A. 45B. 50C. 55D. 60
5, 8, 13, 21, 34,( )。
A. 45
B. 50
C. 55
D. 60
B. 50
C. 55
D. 60
参考解析
解析:递推和数列。5+8=13,8+13=21,13+21=34,21+34=(55)。
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