標題:

數學呀.........癲架........

發問:

證明 (1/2)x(3/4)x(5/6)x......x(2023/2024)<1/45

最佳解答:

因 : (1/2) x (3/4) x (5/6) x......x (2023/2024) < (2/3) x (4/5) x (6/7) x...x (2024/2025) (1/2) x (3/4) x (5/6) x......x (2023/2024) < (2/1) x (4/3) x (6/5) x (8/6) x ...... x (2024/2023) / 2025 令 (1/2) x (3/4) x (5/6) x......x (2023/2024) = N , N < (1/N) / 2025 N^2 < 1 / 2025 N < 1/45

其他解答:

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此文章來自奇摩知識+如有不便請留言告知

(1/2) x (3/4) x (5/6) x......x (2023/2024) < (2/1) x (4/3) x (6/5) x (8/6) x ...... x (2024/2023) / 2025 ( 我想問呢步點解要 "癲到" 同 " / 2025" )|||||tonyleung052好野!!!|||||咩黎，完全無見過呢條式，勁
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