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OpenStudy (anonymous):
If tan x= -5/12 and x is in quadrant 2, then sin 2x = ?
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OpenStudy (anonymous):
3/5
OpenStudy (anonymous):
2(-1/√10)(-3/√10) = 6/10 = 3/5
OpenStudy (anonymous):
Do u understand?
OpenStudy (anonymous):
no not at all..
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