Simplification of cos α + cot α / 1 + sin α

Simplification of cos α + cot α / 1 + sin α

How do you type brackets
(cosα+cotα)/(1+sinα)
=(cosa+cosa/sina)/(1+sina)
=(cosa*sina/sina+cosa/sina)/(1+sina)
=((cosa(sina+1)/sina)/(1+sina)
=cosa/sina
=cota