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Find the equation of the circle whose ce...

Find the equation of the circle whose centre is (2, -4) and which passes through the centre of the circle `x^(2) + y^(2) - 2x + 2y - 38 = 0`.

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The correct Answer is:
`x^(2) + y^(2) - 4x + 8y + 10 = 0`
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