Question 889637
(Tan(x)-sin(x)*cos(x)) / sin^2 (x) = tan(x)
(sin(x)/cos - sin(x)*cos(x)) / sin^2 (x) = tan(x)
(1/cos - cos(x)) / sin(x) = tan(x)
((1 - cos^2)/cos) / sin(x) = tan(x)
(sin^2/cos)/sin = tan
sin/cos = tan
tan = tan