作者查詢 / Vulpix
作者 Vulpix 在 PTT [ Math ] 看板的留言(推文), 共7170則
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7F推: 要解出週期函數也簡單:把那個減法改成加法。題目是06/22 20:08
8F→: 出錯了吧。06/22 20:08
13F推: 鴿籠的精隨就是編籠子。06/21 01:18
15F推: 89是質數,Z_89*=Z_88。算完第一個3^8就知道3是gen.06/16 10:30
16F→: 所以3^2=9也是。至於6……就再檢查吧。06/16 10:31
17F推: 反正要檢查的四個數字的質因數只有2和3,所以先算06/16 10:35
18F→: 3^8=-25,2^8=-11就方便很多了。06/16 10:35
16F推: 第一題△ABE、△BAD全等。06/15 20:46
3F推: 解答錯了。你是對的。06/14 21:47
1F推: 前八個人,平均3000,第九個人開始才變1000。06/14 03:51
2F→: 你想把前面八個人的價格降到1000,只能去跟老闆談。06/14 03:51
23F推: 物理板那是以前就有水桶紀錄。06/11 05:42
8F→: 不用認真回答他啦。普朗克常數有效位數已經固定了。06/10 09:00
9F→: 說錯,是位數已經固定了。06/10 09:01
50F→: 普朗克常數已經是九位數字了。06/10 21:30
60F推: 使用者資料。不過安全搜索等功能很惱人,前一陣子連06/06 17:04
61F→: 搜尋pixiv都擋,不知道在擋什麼。06/06 17:04
2F→: https://imgur.com/lpcXLWt.jpg06/05 17:18
3F→: 拋物線示意圖,重點是三條紅線段都一樣長。06/05 17:19