(adsbygoogle = window.adsbygoogle || []).push({}); [SOLVED] Limits Question

Hello ,

I need some help with this, I can't find a way to solve it :

lim_{x-->0}(1/tan x)^{2}- 1/x^{2}

from it's graph , the result seems to be -2/3 , but still don't know how , please help

**Physics Forums | Science Articles, Homework Help, Discussion**

Join Physics Forums Today!

The friendliest, high quality science and math community on the planet! Everyone who loves science is here!

The friendliest, high quality science and math community on the planet! Everyone who loves science is here!

# Limits Question

**Physics Forums | Science Articles, Homework Help, Discussion**