Find the equation of the circle with radius 5 whose centre lies on x -axis and passes through the point (2, 3).

Find the equation of the circle with radius 5 whose centre lies on y-axis and Passes through the point (2, 3).

Find the equation of the circle of radius 5 whose centre lies on y-axis and Passes through (3, 2).

Find the equation of the circle whose centre lies on the line x-4y = 1 and which passes through the points (3, 7) and (5, 5).

Find the equation of the circle, whose centre lies on the line 2x- y- 3 = 0 and which passes through the points (3, - 2) and (-2, 0).

Find the equation of the circle whose centre is (-3, 2) and radius 4.

Find the equation of the circle whose centre is (2, -1) and which passes through (3, 6).

Find the equation of the circle whose centre is the point (1,-2) and which passes through the centre of the circle x^2 + y^2 + 2y = 3 .

Find the equation of the circle whose centre is (2, -3) and which passes through the intersection of the st. lines 3x+2y=11 and 2x+3y=4.

Find the equation of an ellipse whose major axis is along the y-axis and which passes through the points (2,2) and (1,4).