If the points A(z),B(-z),a n dC(1-z) ar...

If the points `A(z),B(-z),a n dC(1-z)` are the vertices of an equilateral triangle `A B C ,` then (a)sum of possible z is `1/2` (b)sum of possible z is 1 (c)product of possible z is `1/4` (d)product of possible z is `1/2`

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