Find the equation to the circles which pass through the points :(i) `(0, 0), (a, 0) and (0, b)`

Find the equation of the circle which passes through the points P(l, 0), Q(3, 0), and R(0, 2). Find also (i) the coordinates of the other point in which the axis of y cuts the circle, (n) the coordinates of the other end of the diameter through Q.

Find the equation of the circle which passes through the points (0,0), (0,1) and (2,3)

Find the equation of the circle which passes through the points (1,1), (0, -1) and (-2, 0)

Find the equation of the circles passing through the three points : (0, 0), (5, 0) and (3, 3)

Find the equation of the circles passing through the three points : (0, 0), (5, 0) and (3, 3)

Find the equation of the circles passing through the three points : (1,0), (0, 1) and (-1, 0)

Find the equation of the circles passing through the three points : (1,0), (0, 1) and (-1, 0)

Find the equation of the circle which passes through the points (7, 0) , (0, sqrt(7)) and has its centre on the x-axis.

Find the equation of the circle which passes through the points (7, 0) , (0, sqrt(7)) and has its centre on the x-axis.