Express tan-1(cos x/1-sin x) in the simplest form.Kindly answer sir/mam. Share with your friends Share 3 Manbar Singh answered this tan-1cos x1 - sin x=tan-1sinπ2 - x1 - cosπ2 - x=tan-12 sinπ4 - x2 cosπ4 - x22 sin2π4 - x2=tan-1cosπ4 - x2sinπ4 - x2=tan-1cotπ4 - x2=tan-1tan π2 - π4 - x2=π4 + x2 12 View Full Answer