1.

Find equation of circle whose end points of diameter are centres of the circle x^(2) + y^(2) + 6x - 14y - 1 =0 and x^(2) + y^(2) - 4x + 10y - 2 = 0.

Answer»

`X^(2) + y^(2) + x - 2y - 41 = 0`
`x^(2) + y^(2) + x + 2y + 41 = 0`
`x^(2) + y^(2) - x - 2y - 41 = 0`
`x^(2) + y^(2) - x - 2y - 41 = 0`

Answer :A


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