Integrating factor of the differential equation \(\frac{d y}{d x}\) + y tanx – sec x = 0 is
A. cos x
B. sec x
C. ecos x
D. esec x
Answer:B
Integrating factor of the differential equation \(\frac{d y}{d x}\) + y tanx – sec x = 0 is
A. cos x B. sec x C. ecos x D. esec x