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What does csc pi/2 equal?

1 Answer

Sep 7, 2015

$csc(pi/2) = 1$

Explanation:

$csc(theta) = 1/sin(theta)color(white)("XXX")$ provided $sin(theta)!=0$

$sin(pi/2) = 1$

$rarr csc(pi/2) = 1$

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