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| Math Central | Quandaries & Queries |
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VINCE, a student: HOW DO YOU SIMPLIFY THE FOLLOWING:- 2sin3(theta)cos3(theta)? Regards |
Vince,
The double angle expression for the sine function is sin(2A) = 2 sin(A) cos(A) so
2 sin(3 θ) cos(3 θ) = sin(6 θ).
Is this what you are looking for as a simplified form?
Harley
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