Question

If cos tita =2x/1+x2,then tan tita=​

Answer 1

Answer:

$cos \: \alpha = \frac{2x}{1 + {x}^{2} }$

$b = 2x \:$

$h = 1 + {x}^{2}$

$by \: pathagorus \: therom \: \\ p = 1 - {x}^{2}$

$tan \: \alpha = \frac{1 - {x}^{2} }{2x}$

$\alpha = thita$