lim(x→♓)(1+x/x)的3x次方
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lim(x→♓)(1+x/x)的3x次方
lim(x→♓)(1+x/x)的3x次方
lim(x→♓)(1+x/x)的3x次方
lim(x→∞)(1+x/x)^(3x)
=lim(x→∞)(1+1/x)^(3x)
=e^3
lim(x→♓)(1+x/x)^3x=lim(x→♓)[(1+(1/x))^x]^3=e^3