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Mathematics 11 Online
OpenStudy (anonymous):

cos theta = (-3^1/2)/2

OpenStudy (anonymous):

sin2theta = 1/2

OpenStudy (xapproachesinfinity):

what's the question

OpenStudy (anonymous):

sin2theta = 1/2

OpenStudy (xapproachesinfinity):

what about it! can you state the question?

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