Question

convergent or divergent, if convergent, what is its limit as n approaches infinity?

\[n\sqrt{\frac{1-cos(\frac{2pi}{n})}{2}}\]

Answer 1

yay!!, it looks almost like i imagined it would :)

Answer 2

im not sure wht's this guys name might be in english but we call it "kriteri i Koshiut"
and it's smth like this do you think this would work??