Asked by Doe
                What is the value of tan(-2pi/3)?
A. 1/2
B. square 3
C. -1/sq3
D. sq3/2
            
        A. 1/2
B. square 3
C. -1/sq3
D. sq3/2
Answers
                    Answered by
            Damon
            
    That is in quadrant III, draw it  (-360/3= -120 in degrees, angle below -x  axis = 60 degrees)
therefore both x and y are - and so the tangent is positive
opposite = -sqrt 3
adjacent = -1
so tan = sqrt 3
    
therefore both x and y are - and so the tangent is positive
opposite = -sqrt 3
adjacent = -1
so tan = sqrt 3
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