## I：數與函數

405 1328 柯西不等式等號成立的時機 by 克勞棣 - 2021-11-16 23:11

## II：有限數學

380 1345 直角三角形斜邊上的中垂線與一股的交點 by Lopez - 2021-10-9 11:08

## III：平面坐標與向量

326 1095 直角三角形面積固定時的外接圓半徑與內切圓半徑的極值 by Lopez - 2021-12-1 15:39

## IV：線性代數

180 640 裝球問題 by bugmens - 2021-4-4 13:27

## 選修的數學課程

109 399 請問一題，∫㏑(sinx)dx by 玄元皇鳥 - 2021-8-9 21:49

# 高中的數學

標題 一個maybe是國中的幾何問題,請教各位 請問兩題遞迴如何解(不使用induction) 作者 回復/查看 最後發表 kuen 2013-3-5 2 / 6031 2013-3-6 09:45 by kuen larson 2013-2-19 4 / 7998 2013-3-4 15:00 by larson martinofncku 2013-2-22 2 / 6332 2013-2-22 19:26 by weiye 俞克斌 2013-2-14 0 / 15695 2013-2-14 11:19 by 俞克斌 bugmens 2010-6-27 8 / 12010 2013-2-12 13:23 by tsusy johncai 2010-7-23 9 / 15349 2013-2-3 21:41 by weiye bugmens 2009-6-26 8 / 13205 2013-1-29 10:18 by Pacers31 kuen 2013-1-25 5 / 9037 2013-1-28 15:25 by cplee8tcfsh peter579 2012-6-19 7 / 10455 2013-1-28 00:25 by weiye bugmens 2010-7-3 5 / 16908 2013-1-28 00:20 by weiye johncai 2011-5-30 58 / 104479 2013-1-9 21:20 by wooden poemghost 2012-12-9 4 / 7037 2012-12-9 15:43 by tsusy vicky614 2012-11-30 3 / 7770 2012-12-1 16:28 by 老王 man90244 2012-11-26 5 / 7882 2012-11-26 22:12 by bugmens bugmens 2009-7-14 4 / 13489 2012-11-18 20:12 by weiye wind2xp 2012-11-16 2 / 13191 2012-11-16 18:20 by weiye s6423579 2012-11-13 4 / 7664 2012-11-14 19:19 by weiye Joy091 2012-11-12 2 / 10549 2012-11-12 20:50 by 喬峰 老王 2009-6-25 8 / 36900 2012-11-10 10:49 by tsusy bugmens 2012-10-21 0 / 7177 2012-10-21 08:39 by bugmens

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