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Mathematics 7 Online
OpenStudy (anonymous):

What is the exact value of cos(2θ) if sinθ=12/13 and θ is in quadrant II?

OpenStudy (anonymous):

25/169

OpenStudy (anonymous):

(-287)/169

OpenStudy (anonymous):

(-119)/169

OpenStudy (anonymous):

119/169

OpenStudy (cp9454):

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