I can't seem to get started with this one,
Sin (21TT / 12)
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I can't seem to get started with this one,
Sin (21TT / 12)
Do you have the definition of the sum/difference formula for sine? You need to break down the 21 pi/12 into radians that you know the answer to, such as sin(pi/3) or sin(pi/6).
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