Trig series limit

[nebdan14]

 

[blamocur]

Same comment: from https://www.freemathhelp.com/forum/threads/read-before-posting.109846/:
Show your beginning work, or ask a specific question about the exercise, or explain why you're stuck.

 

[pka]

Hint: [imath]\displaystyle\mathop {\lim }\limits_{x \to 0} \frac{{\sin (x)}}{x}=1[/imath]

 

[Jomo]

...and n(sin(1/n)) = sin(1/n)/(1/n)