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prateek.agarwal (307)

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Olaaa!! Perrrfect answer. 59  [65 rates]

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4. If z1, z2, z3 are the vertices of an equilateral triangle
 
inscribed in the circle |z|=1 then the square of area of
 
quadrilateral z1 z2 z3 (-z2) is
 
 
Answer: 3
    
 

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