The solution of the differential equation cos x sin y dx + sin x cos y dy = 0 is
A. \(\frac{\sin x}{\sin y}=c\)
B. sin x sin y = c
C. sin x + sin y = c
D. cos x cos y = c
Answer:B
The solution of the differential equation cos x sin y dx + sin x cos y dy = 0 is
A. \(\frac{\sin x}{\sin y}=c\) B. sin x sin y = c C. sin x + sin y = c D. cos x cos y = c