What is the value of $\frac{cot60^o-cot30^o}{1+cot60^o.cot30^o}$ ? |
$\frac{1}{\sqrt{3}}$ $\sqrt{3}$ $-\sqrt{3}$ $-\frac{1}{\sqrt{3}}$ |
$-\frac{1}{\sqrt{3}}$ |
\(\frac{cot60º - cot30º}{ 1 + cot60º.cot30º}\) = \(\frac{1/√3 - √3}{ 1 + 1/√3.√3}\) = \(\frac{-2/√3}{ 2}\) = -\(\frac{1}{ √3}\) |