找规律填数字,2,4,9,16,( ),47,空缺的数字是(  )   A.2

书海库2020-05-20  14

问题 找规律填数字,2,4,9,16,( ),47,空缺的数字是(  )  A.28  B.29  C.30  D.31

选项

答案A

解析
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