How do you evaluate the equation ${tan}^{- 1} (\frac{20}{6})$ $tan^-1(20/6)$ ?

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Answer 1 · 2015-12-04T04:39:06

Evaluate ${tan}^{- 1} (\frac{20}{6})$ $tan^-1 (20/6)$

Evaluate $arctan (\frac{20}{6}) .$ $arctan (20/6).$
Calculator --> $tan x = \frac{20}{6}$ $tan x = 20/6$ --> arc $x = 73^{\circ} 30$ $x = 73^@30$

How do you evaluate the equation tan^-1(20/6)tan−1(206) tan^-1(20/6)?