13. Let bs = 3 and = bn + 3n + 2 for n ≥ 1. What is ? (A) 176； (B) 156； (C) 136； (D)116.

問題詳情

13. Let bs = 3 and

= bn + 3n + 2 for n ≥ 1. What is

?
(A) 176；
(B) 156；
(C) 136；
(D)116.

參考答案

答案：[無官方正解]
難度：計算中-1
書單：沒有書單，新增

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