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VCE Stuff => VCE Mathematics => VCE Mathematics/Science/Technology => VCE Subjects + Help => VCE Mathematical Methods CAS => Topic started by: ch on November 05, 2013, 02:44:41 pm

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