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How do you evaluate ${tan}^{- 1} (- \frac{1}{\sqrt{3}})$ $tan^-1(-1/sqrt3)$ ?

1 Answer

Aug 6, 2016

$= - 30$ $=-30$

Explanation:

${tan}^{- 1} (- \frac{1}{\sqrt{3}})$ $tan^-1(-1/sqrt3)$
$= - 30$ $=-30$

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