Find the value of x and y `4 x^2 + 4y - 2 = 0, 2x^2 + 6y = 0`

Find the equation of the radical axis of x^2 + y^2 – 2x – 4y – 1= 0, x^2 + y^2 – 4x – 6y + 5 = 0 .

Find the maximum value of 3x + 4y for x gt 0, y gt 0 such that x^(2)y^(2) = 6 .

Find the equation of the common chord of the following pair of circles. x^2 + y^2 - 4y + 3 = 0 , x^2 + y^2 - 5x - 6y + 4 = 0 .

The length of common chord of the circles x^2 + y^2 - 6x - 4y + 13 - c^2 = 0 and x^2 + y^2 -4x - 6y + 13 -c^2 = 0 is

Find the equation of the radical axis of the following circles. x^2 + y^2 -2x - 4y -1 = 0. x^2 + y^2 - 4x - 6y + 5 = 0 .

Find the equation of tangents to x^(2)+ y^(2) -4x + 6y - 12=0 which are parallel to x + 2y -8=0 .