1
原式=lim(1-sinx/x)/(1+arctanx/x)
=lim(1-sinx/x)/lim(1+arctanx/x)
=1/1=1
如果不知道为啥
lim(1-sinx/x)=1
或者
lim(1+arctanx/x)=1
求x趋近于无穷大时(x-sinx)/(x+arctanx)的极限
求x趋近于无穷大时(x-sinx)/(x+arctanx)的极限
数学人气：161 ℃时间：2019-10-10 06:33:49
优质解答
我来回答
类似推荐
猜你喜欢
- 1what's the meaning of the life in your eyes?what kind of life do you want to live?why?
- 2锻炼是take exercises 还是 take exercise
- 3如图，在等腰△ABC中，AB=AC，分别过点B、C作两腰的平行线，经过点A的直线与两平行线分别交于点D、E，连接DC、BE，DC与AB边相交于点M，BE与AC边相交于点N．求证：AM=NC．
- 4英语高考 _________ I want to tell you is the deep love and respect
- 5狼的社会属性和自然属性,简洁最好
- 6描写江海 成语
- 7I live in a smaii town in the south .This is typical chinese town.改错
- 81立方商砼的重量是多少?
- 9英语对话演讲稿
- 10负数的补码为何符号位取反后为1?