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OpenStudy (ilovepurple42043):
what is the value of tan (-2pi/3)
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iYuko (iyuko):
Like 1.7
OpenStudy (er.mohd.amir):
tan(-2pi/3)=-tan(2pi/3)=-tan 120=-tan(180-60)=-*-tan 60=tan60 =sqrt3=1.732
OpenStudy (welshfella):
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