Solution of the differential equation sec2 x tany dx + sec2 y tanx dy=0 is _______
Posted: Thu Jul 14, 2022 9:29 am
a) (sec x. sec y)=k
b) (sec x .tany)=k
c) (tan x. tany)=k
d) (sec x .tan x)+(sec y .tan y)=k
b) (sec x .tany)=k
c) (tan x. tany)=k
d) (sec x .tan x)+(sec y .tan y)=k