Draw the circles whose equations are
`3 x^(2) + 3y ^(2) = 4x `

Find the coordinates of the centre and the radius of the circles whose equations are 4x^(2)+4y^(2)-16x-12y+21=0

If one of the diameters of the circle, given by the equation x ^(2) + y^(2) + 4x + 6y -12 =0, is a chord of a circle S, whose centre is (1,-3), the radius of S is

The area of triangle formed by the straight lines whose equations are y= 4x + 2, 2y = x + 3 and x=0 is :

Draw the graph of the equation 2x+y=3

Equation of tangent corresponding to the normal whose equation is y=x to the circle x^(2)+y^(2)-4x-4y+4=0 is

Determine whether the equation represent a circle or not : 3x^2 - 3y^2 + 4x-6y+ 10=0

Cartesian equations of a circle whose parametric equation are x = – 7 + 4 cos q, y = 3 + 4 sin q is

If one of the diameter of the circle, given by the equation x^(2)+y^(2)+4x+6y-12=0 , is a chord of a circle S, whose centre is (2,-3), the radius of S is

If one of the diameters of the circle,given by the equation,x^(2)+y^(2)-4x+6y-12=0 is a chord of a circle S,whose centre is at (-3,2), then the radius of s is :