[商管] 微积分

楼主: haha79 (风林火山)   2015-01-21 19:10:04
http://miupix.cc/pm-DGEOL5
如图,第十题的弧长怎么算?
好几个同学解不出
求解,非常谢谢
作者: destinycode (destiny)   2015-01-21 20:23:00
[1+(2^0.5)/2*ln(1+2^0.5)]a 我算的答案颇丑
作者: a016258 (憨)   2015-01-21 21:16:00
颇丑 + 1

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