lim((x+sinx)/(x-cosx))x->无穷
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lim((x+sinx)/(x-cosx))x->无穷lim((x+sinx)/(x-cosx))x->无穷lim((x+sinx)/(x-cosx))x->无穷lim((x+sinx)/(x-cos
lim((x+sinx)/(x-cosx))x->无穷
lim((x+sinx)/(x-cosx))
x->无穷
lim((x+sinx)/(x-cosx))x->无穷
lim((x+sinx)/(x-cosx))=lim((x/x+sinx/x)/(x/x-cosx/x))=lim((1+sinx/x)/(1-cosx/x))=1/1=1
x->无穷 x->无穷 x->无穷
极限不存在。当x趋向于1+的时候,结果是正无穷大。当x趋向于1-的时候,结果是负无穷大在同一个点有两个不同的极限,这个极限不存在。
lim((x+sinx)/(x-cosx))x->无穷
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