Fill in each blank to form a identity: sin (2 pi-x) =
cos (2 pi-x) =
tan (2 pi-x) =
sin (2pi - x) = sin2picos x - cos2pisinx = 0 -(1)sinx = - sinx
cos(2pi - x) = cos2picosx - sin2pisinx = cosx - 0 = cos x
tan(2pi - x) = sin (2pi - x) / cos(2pi -x) = -sin x / cos x = - tan x
