# Math Help - using trig identities

1. ## using trig identities

i need to use trig identities to transform one side of the equation into the other, here is the equation.

$
\dfrac{\tan a+\cot a}{tan a} = \csc^2 a
$

2. Originally Posted by burner
i need to use trig identities to transform one side of the equation into the other, here is the equation.

$
\dfrac{\tan a+\cot a}{tan a} = \csc^2 a
$
multiply numerator and denominator of the left side by $\cot{a}$