Simplify sec(x)−cos(x)\sec(x) - \cos(x)sec(x)−cos(x).
tan2(x)\tan^2(x)tan2(x)
sin2(x)/cos(x)\sin^2(x)/\cos(x)sin2(x)/cos(x)
sin(x)tan(x)\sin(x)\tan(x)sin(x)tan(x)
sin2(x)cos(x)\frac{\sin^2(x)}{\cos(x)}cos(x)sin2(x)