CSC is the short version of the trigonometry Cosecant() function.
This short version is always used in equations and expressions since it takes less space.
Used in an equation it might look like
csc x = 0.88
This would be interpreted as "The cosecant of x is 0.88". Most mathematicians would speak it as
"cosecant x equals 0.88".
Definition and meaning of the math word cosecant. Includes a list of other pages that refer to this word
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