5, 11, 19, 29, ( )

恬恬2019-12-17  5

问题 5, 11, 19, 29, (    )

选项 A.25  B.31    C.35    D.41

答案D

解析二级等差数列。[img]/upload/tiku/154/5187938_1.gif[/img]
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