作者youyouyou (这就是人生阿)
看板trans_math
标题Re: 极限喔
时间Wed Sep 28 21:30:53 2005
※ 引述《rath (bull shit)》之铭言:
: (1-cosx)^2
: lim ---------
: x->0 x^2
2(1-cosx )(sinx) sinx
= lim ------------------ = lim ( 1-cosx) * lim -------- = 0*1 =0
x->0 2x x->0 x->0 x
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1F:→ LegendWu:我刚也是这样算0 09/28 21:31
2F:推 rath:0对了! 09/30 14:44