Find the principal value of each of the following :tan-1(\(-\sqrt{3}\) – InterviewSolution

1.

Find the principal value of each of the following :tan-1(\(-\sqrt{3}\))

Answer»

\(\tan^{-1}(-\sqrt{3})=-\tan^{-1}(\sqrt{3})\)

[Formula: tan ^-1(-x)= -tan ^-1 (x) ]

\(=-\frac{\pi}{3}\)

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