The solution of \[3\tan (A-{{15}^{o}})=\tan (A+{{15}^{o}})\] is

1.	The solution of \[3\tan (A-{{15}^{o}})=\tan (A+{{15}^{o}})\] is
A.	\[n\pi +\frac{\pi }{4}\]
B.	\[2n\pi +\frac{\pi }{4}\]
C.	\[2n\pi -\frac{\pi }{4}\]
D.	\[\frac{n\pi }{2}+{{(-1)}^{n}}\frac{\pi }{2}\]
Answer» B. \[2n\pi +\frac{\pi }{4}\]

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The solution of \[3\tan (A-{{15}^{o}})=\tan (A+{{15}^{o}})\] is

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