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The roots of the equation t^3+3a t^2+3b ...

The roots of the equation `t^3+3a t^2+3b t+c=0a r ez_1, z_2, z_3` which represent the vertices of an equilateral triangle. Then `a^2=3b` b. `b^2=a` c. `a^2=b` d. `b^2=3a`

A

`a^(2) = 3 b `

B

` b^(2) = a`

C

` a^(2) = b`

D

` b^(2) = 3 a`

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The correct Answer is:
C
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ML KHANNA-COMPLEX NUMBERS -Problem Set (4) M.C.Q
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