1.The solution of the differential equation sec2xtany dx+sec2ytanx dy=0\sec^2 x \tan y\,dx + \sec^2 y \tan x\,dy = 0sec2xtanydx+sec2ytanxdy=0 isa.tany⋅tanx=C\tan y \cdot \tan x = Ctany⋅tanx=Cb.tanytanx=C\frac{\tan y}{\tan x} = Ctanxtany=Cc.tan2xtany=C\frac{\tan^2 x}{\tan y} = Ctanytan2x=Cd.None of theseLogin to continueOnly logged in users canattempt or see the solution.
