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Two vertices of an equilateral triangle ...

Two vertices of an equilateral triangle are `(-1,0)` and (1, 0), and its third vertex lies above the x-axis. The equation of its circumcircel is ____________

A

`3x ^(2) + 3y ^(2) - 2 sqrt3 y =3`

B

`2x ^(2) + 2y ^(2) - 3 sqrt2 y =2`

C

`x ^(2) +y ^(2) - 2y =1`

D

none of these

Text Solution

Verified by Experts

The correct Answer is:
A
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