作者lukk790326 (mmmm)
看板trans_math
标题[考古] 91中原
时间Wed Jun 24 14:55:44 2009
Find the length of the curve y=1/2x^2 between x = 0 and x = 1
这题不懂如何做.
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※ 发信站: 批踢踢实业坊(ptt.cc)
◆ From: 220.136.208.99
1F：推 Imbufo:微小弧长近似於√[(dx)^2+(dy)^2] 163.25.118.141 06/24 15:28
2F：推 immrhsu:题目没打错吗= =" 不然就是要用近似值解了 220.132.148.86 06/24 15:51
4F：→ lukk790326:没有错吧~~220.136.210.115 06/24 17:05