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Mathematics 16 Online
OpenStudy (anonymous):

sine of pi divided by two times cosine of pi divided by seven plus cosine of pi divided by two times sine of pi divided by seven.

OpenStudy (anonymous):

\[\sin(\frac{\pi}{2})\times \cos(\frac{\pi}{7})\]?

OpenStudy (anonymous):

@satellite73 Write the expression as either the sine, cosine, or tangent of a single angle

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