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January 31, 2015

January 31, 2015

Posted by **diego sanchez** on Wednesday, November 21, 2012 at 12:37am.

- math -
**drwls**, Wednesday, November 21, 2012 at 1:01amcos(3x- /2) = sin(3x)

(Check your trig identities)

3x = sin^-1(-3/2)

= 4 pi/3, 5 pi/3, 10 pi/3, 11 pi/3 etc

x = 4 pi/9 etc

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