The solution of the differential equation $\large\frac{dy}{dx}$$-2y \tan 2x =e^x\;sec 2x$ is :

Question

\[(a)\;y\;\sin 2x=e^x+c \quad (b)\;y \cos 2x=e^x+c \quad (c)\;y=e^x \cos 2x+c \quad (d)\;y \cos 2x+e^x=c \]