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A geometry problem by Nazmus sakib

Geometry Level 2

$\large \tan^{-1} \frac {1}{2} + \tan^{-1} \frac{ 1}{3} = ?$

\dfrac{\pi}{2}

\dfrac{\pi}{8}

\dfrac{\pi}{10}

\dfrac{\pi}{6}

\dfrac{\pi}{4}

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by Nazmus sakib

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