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数学
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x趋向0+时求lim(x^x-1)*lnx
人气:257 ℃ 时间:2020-03-21 12:34:10
解答
原式=[e^(xlnx)-1]*lnx.当x->0时,xlnx趋向于负无穷大(可用锣密达法则求出)所以原多项式分子趋向于0,分母趋向于负无穷大,总结果为0.
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