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How do you simplify 2 sin (4theta) cos (4theta), using a double-angle formula?
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How do you simplify 2 sin (4theta) cos (4theta), using a double-angle formula?
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Jun 15, 2017
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How do you simplify 2 sin (4theta) cos (4theta), using a double-angle formula?
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Qiang Li
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sin(4θ)=sin(2⋅2θ)
You would use the double angle formula twice here.
hope this helps :D
Marko Kevac
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Jun 20, 2017
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Marko Kevac
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