How do you evaluate $csc((7pi)/6$ ?

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How do you evaluate $csc((7pi)/6$ ?

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Answer 1 · 2016-07-22T02:49:52

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Explanation:

$csc = 1/(sin)$ . Find $sin ((7pi)/6).$
Trig table and unit circle -->
$sin ((7pi)/6) = sin (pi/6 + pi) = - sin(pi/6) = - 1/2$
There for,
$csc ((7pi)/6) = 1/(sin) = - 2$

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How do you evaluate $csc((7pi)/6$ ?

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