12,15,24,51,132,( )A.268 B.307 C.375

练习题库2022-08-02  18

问题 12,15,24,51,132,( )A.268B.307C.375D.415

选项 A.268
B.307
C.375
D.415

答案 C

解析 二级等差数列是等比数列。12, 15, 24, 51, 132, (375)
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