定积分(上ln2,下0) ,∫[1-e^(-2x) 整个开方]dx怎么求?
问题描述:
定积分(上ln2,下0) ,∫[1-e^(-2x) 整个开方]dx怎么求?
答
-(1-exp(-6243314768165359/4503599627370496))^(1/2)-1/2*log(1-(1-exp(-6243314768165359/4503599627370496))^(1/2))+1/2*log(1+(1-exp(-6243314768165359/4503599627370496))^(1/2))=0.4509324931403780417777886...