The solution of \( |\cos x|=\cos x-2 \sin x \) is
\( \mathrm{P} \)
...
The solution of \( |\cos x|=\cos x-2 \sin x \) is
\( \mathrm{P} \)
(A) \( x=n \pi, n \in I \)
(B) \( x=n \pi+\frac{\pi}{4}, n \in I \)
(C) \( \mathrm{x}=\mathrm{n} \pi+(-1)^{\mathrm{n}} \frac{\pi}{4}, \mathrm{n} \in \mathrm{I} \)
(D) \( x=(2 n+1) \pi+\frac{\pi}{4}, n \in I \)
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