Sunday, 24 July 2016

real analysis - Limit:limlimitsnrightarrowinftyleft(nbigl(1sqrt[n]ln(n)bigr)right)




I find to difficult to evaluate with limn(n(1nln(n)))

I tried to use the fact, that 11nln(n)1+n

what gives limn(n(1nln(n)))limnn(1n1+n)=limnnlimn(1n1+n)
(1n1+n)1limn(n(1nln(n)))
Is it correct? If not, what do I wrong?


Answer



Since it's so hard let's solve it in one line



limn(n(1nln(n)))=limn(nln(n)11nln(ln(n))ln(ln(n)))=(1)=.



Chris.


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