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作者 devil115789 在 PTT [ tutor ] 看板的留言(推文), 共106則
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10F推:AO延長交BC延長於一點 AAS全等06/09 22:36
11F推:設那點為E ABE面積為ABC 16/6倍06/09 22:43
12F→:打錯 16/10倍才對 又BEO和ABO都為ABE的一半06/09 22:48
13F→:故為(30*2)*10/16=75/206/09 22:49
4F推:最常用的全等就是SAS和AAS 尤其這種正三角的SAS很常見06/08 19:49
4F推:總比家長直接幹在心裡好吧??搞不好可以聽點建議之類的06/03 17:54
1F推:因為A要走到B現在的位置需要8步 所以要AB走相同速度06/01 22:27
2F→:也就是4步的距離 在那條斜線上的意思06/01 22:28
3F→:然後走到線上任何一點的可能性有15種06/01 22:29
4F→:其中4/15走到最左上的點 而B走到最左上點機率是1/1506/01 22:30
5F→:每一點都這樣看 相加得出答案06/01 22:30
14F推:最大靜摩擦力單位是錯的吧06/01 01:28
15F→:對不起我錯了QQ06/01 01:29
1F推:機率最忌諱的就是乍看之下...05/30 01:18
1F推:直覺是[(sin(n)/n)^3]*n^2 趨近無窮05/30 01:23
2F→:對不起我看成n→0...05/30 01:25
3F→:你是對的05/30 01:25
9F推:舉下雨天不合 因為那是很多水不是一點水 而且是因為05/29 00:38
10F→:砂石不是固定在地上的 下雨後會和地板分離05/29 00:39
11F→:所以那並不是構成地板磨擦力的來源 所以才會容易打滑05/29 00:40
8F推:611 521 431 422 332 然後排列..3+6+6+3+3=2105/26 23:52
9F→:其實骰子題目列出來真的不麻煩...05/26 23:53
4F推:3Q05/25 21:01