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If I have 2 cosine terms added together, how would I combine them into one cosine term?
Ex:
A) 3 cos(2t)
B) cos(2t - pi/2)
Thanks
PS. I don't think the sum to product formulas work, I'm wondering how to combine them into a single cosine term?
Ex:
A) 3 cos(2t)
B) cos(2t - pi/2)
Thanks
PS. I don't think the sum to product formulas work, I'm wondering how to combine them into a single cosine term?