tanx + cotx
____________
csc x cos x
sinx/cos x + cos x / sin x
____________________
1/sinx * cos x
sin^2 x + cos ^2x
______________
sinx cos x
_______________
cosx / sin x
1
____________
sin x cos x
________________
cos x / sin x
1 sin x
____________* ______
sin x cos x cos x
1
________________
cos ^2 x
sec^2 x