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November 21, 2014

November 21, 2014

Posted by **claire** on Monday, February 1, 2010 at 10:23pm.

- trig -
**drwls**, Monday, February 1, 2010 at 11:06pmFor trig functions, it is the same as the value for an angle of pi radians.

sin(7 pi) = sin pi = 0

cos(7 pi) = cos pi = -1

tan(7 pi) = tan pi = 0

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