swetagpt87
Sep 29, 2011, 06:26 PM
(cot(x)/1-tan(x))+(tan(x)/1-cot(x))=1+tan(x)+cot(x)
Unknown008
Sep 30, 2011, 01:50 AM
Combine the left hand side into a single fraction and simplify it by converting everything into tan. Remove the fractions by rationalising and then you will need some clever factorisations.