Find the equation of the circle which passes through the points ` (1, 3 ) and (2, - 1 )`,
Channel: Doubtnut
Date: 29/12/2019

Find the equation of the circle which passes through the points ` (1, 3 ) and (2, - 1 )`, and has its centre on the line ` 2x + y - 4 = 0`