RRB Non Technical Model Papers 10 with solutions

$\text"tanθ + cotθ"/\text"tanθ - cotθ" =2}$
By Componen do and dividendo,
$\text" tanθ + cotθ+tanθ - cotθ"/\text" tanθ + cotθ-tanθ - cotθ"$
$={2+1}/{2-1}$
$⇒\text"2tanθ "/\text"2cotθ"=3/1$
$⇒\text"sin^2θ"/\text"cos^2θ"=3/1$
$⇒sin^2 θ =3(1-sin^2 θ)$