How do you evaluate the expression $csc(180)$ ?

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Answer 1 · 2016-08-12T15:35:42

Recall that $cscx = 1/sinx$ .

$= 1/sin(180)$

Using the unit circle, we find that $sin180˚ = 0$

Hence, $csc(180˚) = 1/(sin180˚) = 1/0 = O/$

This expression is undefined!

Hopefully this helps!

How do you evaluate the expression csc(180)csc(180)?