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10 August, 09:50

What is csc (2π/3) ? Explain.

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  1. 10 August, 10:02
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    we are given the expression csc (2 pi / 3) and is asked to evaluate the expression. According to the trigonometric identities, the inverse of cosecant (CSC) is sine (sin) function. hence using the calculator in radians mode, sin 2pi/3 is equal to 2/sqrt 3. Taking the reciprocal of the answer, the final answer is 2 sqrt3 over 3.
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