Question

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Find the value of trigonometry function

Answer 1

Hey friend..!! here's your answer
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$\sin( - \frac{11\pi}{3} ) \\ \\ \sin( - 4\pi + \frac{\pi}{3} ) \\ \\ \sin( \frac{\pi}{3} ) \\ \\ \frac{ \sqrt{3} }{2}$


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#Hope its help

Answer 2

= - sin(11pie/3) = - sin((12pie-1pie)/3) = - sin(4pie-pie/3) = (IV QUADRANT) = - (-sin(pie/3)) = root3/2.........hope it is correct