作者查詢 / pml0415
作者 pml0415 在 PTT [ Math ] 看板的留言(推文), 共14則
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1F推:1/(1+x)=1+x+x^2+x^3+..... for |x|<101/09 00:12
3F推:嗚阿 是 1-x+x^2-x^3+x^4-...... @@01/09 11:09
1F推:第二題的高三作法原本是要用定義XD03/11 22:03
2F推:1.從第三行提出abc 再分別把a,b,c乘進1.2.3列03/05 20:01
6F推:黑洞02/28 19:19
13F推:答案有改01/06 17:53
6F推:用參數式硬代不知道行不行10/16 23:57
19F推:我也想問樓上的問題..10/17 21:50
4F推:bcd 相似 abc ?09/12 13:53
5F推:題目有誤 原:2011個正數a1,a2....,a201108/25 19:35