一楼灌水,二楼不严格.
lim x[ln(x+1)-lnx]
x→∞
=lim x[ln(x+1)/x]
x→∞
=lim x[ln(1+1/x)]
x→∞
=lim [ln(1+1/x)^x]
x→∞
=lne
=1
低等的高数求极限,条件x趋于无穷,limX[ln(X+1)--lnX]最好说明下.
低等的高数求极限,条件x趋于无穷,limX[ln(X+1)--lnX]最好说明下.
数学人气：984 ℃时间：2019-10-18 09:02:00
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