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15.一無窮等比级敷的首項為 ,第二項為 ,問此級数和為多少?(A) (B) (C) (D)
問題詳情
15.一無窮等比级敷的首項為
,第二項為
,問此級数和為多少?
(A)
(B)
(C)
(D)
參考答案
答案:C
難度:
計算中
-1
書單:
沒有書單,新增
用户評論
【用戶】
維尼
【年級】小二下
【評論內容】首項=2/9第二項=6/99,所以公比=3/11...
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【題組】42. Below you will find some words from a newspaper story about Friday Night Skate. …the number
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