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Mathematics 17 Online
OpenStudy (anonymous):

wheres is tanx= -1/2

OpenStudy (anonymous):

its not on the unit circle, but it is located in both the second and fourth quadrant

OpenStudy (anonymous):

i drew |dw:1396631619888:dw| i know it is sin/cos i need the angles in radians

OpenStudy (anonymous):

do arctan(-1/2) to get the angles

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