Question 1202463
{{{ tan x/(1+tan x)}}}



{{{tanx / (1+(1/cot x))}}}


{{{tan x/((cotx +1)/cot x))}}}


{{{ tan x *( cot x/ (1+cot x))}}}



{{{ 1 / (1+ cot x)}}}    (  tan x *  cot x =1)