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How do you calculate $sin (\frac{13 π}{6})$ $sin ((13pi)/6)$ ?

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Mar 18, 2018

$sin (\frac{13 π}{6}) = sin (2 π + \frac{π}{6}) = sin (\frac{π}{6}) = \frac{1}{2}$ $sin((13pi)/6)=sin(2pi+pi/6)=sin(pi/6)=1/2$

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