Question:
Mark $(\sqrt{ })$ against the correct answer in the following:
The general solution of the $D E \frac{d y}{d x}+y \tan x=\sec x$ is
A. $y=\sin x-C \cos x$
B. $y=\sin x+C \cos x$
C. $y=\cos x-C \sin x$
D. None of these
Solution:
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