Integrals of Trigonometric functions

∫cos x dx =

sin x + c

∫sin x dx =

−cos x + c

∫sec^2 x dx =

tan x + c

∫csc x cot x dx =

\-csc x + c

∫sec x tan x dx =

sec x + C

∫csc^2 x dx =

\-cot x + C