作者查詢 / Ericdion
作者 Ericdion 在 PTT [ Math ] 看板的留言(推文), 共58則
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17F推:樓上! XD05/11 23:06
1F推:感謝!!09/28 15:44
4F→:感謝!!09/28 15:44
1F推:一定是標準型,A(-1,2),D(0,1),C(1,2) 在坐標平面上08/23 02:05
2F→:要找出拋物線,而且過這三點不外乎 上下型 左右型08/23 02:06
3F→:或是 歪的(想不到其他形容詞) 再根據拋物線的定義08/23 02:07
4F推:PF=d(P,L)去找準線與焦點 去推測08/23 02:10
5F→:可考慮用ADC三點為圓心 畫圓找焦點與準線08/23 02:11
2F推:Happy birthday, Pierre de Fermat!08/17 03:11
1F→:要查表吧!!08/15 04:39
2F推:log3.31=0.5198 log3.32=0.521108/15 04:42
3F→:個位數字是考慮8的次方 個位數字循環08/15 04:44
4F→:8的1、2、3、4、5次方 個位數字分別為8、4、2、6、808/15 04:45
13F推:如果只考慮 2 和 5 的個數,這樣就可以了08/11 16:21
1F推:謝謝^^06/16 15:13
1F推:謝謝^^06/16 15:09
3F→:總算懂了,感謝樓上 是我想太複雜了!!06/16 15:16