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[Problem Solving]

试题详情

题目:

A sequence of numbers a1, a2, a3. . . is defined as follows: a1 = 3, a2 = 5, and every term in the sequence after a2 is the product of all terms in the sequence preceding it, e.g., a3 = (a1)(a2) and a4 = (a1)(a2)(a3). If an = t and n ˃ 2, what is the value of an + 2 in terms of t ?

选项:

A、4t
B、t2
C、t3
D、t4
E、t8

答案:

D

提问:

没有听懂an an+1 an+2怎么出来的

解答:

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阅读928
解答: 徐小梅

提问:

没有听懂an an+1 an+2怎么出来的

解答:

点赞0
阅读929
解答: 徐小梅老师

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