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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1F推: 速度兩倍就代表可以節省一半的時間。所以30km/h去開01/31 18:34
2F→: 的一半時間是20分鐘,也就是全程40分鐘,1:30出發。01/31 18:35
3F→: 2:00到,就是要全程30分鐘。01/31 18:36
1F推: 圖錯。算式那邊只有最後"or -∞"是多的。01/30 22:26
30F推: 不過各半的前提是主持人開到車的情況有被考慮進去。01/28 18:46
31F→: 如果已知開出動物,那就還是1/3和2/3。01/28 18:47
1F推: 要等到高三自然組,然後其實也不會很兇。01/24 14:06
2F→: 可是分測大約固定會有一題多選。01/24 14:07
2F推: 我以為他的意思是一個硬幣扔到反面為止。所以正面的01/24 13:49
3F→: 不會留下來。01/24 13:49
1F推: 依題意去假設不會讓三次項=t吧?這個你怎麼來的。01/19 13:31
1F推: 自刪才會違反板規。01/15 01:49
3F推: 差一個 overall multiplier 而已,還好啦。01/15 19:16
1F推: 乘啊。不過如果離得太遠,可以一次多乘一些2。01/11 17:07
5F推: 嫌1024太慢那就拿1048576吧。不過應該還是1024快。01/11 20:34
6F→: 一開始就能估出1024^8了,這個展開怎麼算都不會太01/11 20:36
7F→: 慢。乘出來再比大小微調。01/11 20:36
7F→: 也不見得不會再參加吧。01/07 23:34