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October 07, 2025, 12:44:39 am

Author Topic: Trig Question  (Read 498 times)  Share 

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ch

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Trig Question
« on: November 05, 2013, 02:44:41 pm »
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How do you convert sin 3x and cos (3x +5pi/2) so they become both in terms of cos.
Thanks.