3x-2y+6=0,6x-4y+8=0 represents……….lines.

The lines 3x+8y-13=0 and -6x-16y+23=0 are………lines.

3x^2+4y^2-6x+8y+k=0 represents an ellipse with eccentricity 1/2,

If 3x^(2)+xy-y^(2)-3x+6y+K=0 represents a pair of lines , then K=

For what value of 'k', the pair of equations 6x + 8y + 4 = 0 and 3x + 4y + k/3 = 0 represents coincident lines.

The equation x^(2)+4xy+4y^(2)-3x-6y-4=0 represents a

The equation x^(2)+4xy+4y^(2)-3x-6y-4=0 represents a

For what value of k, the system of equations 3x + 4y = 6 and 6x + 8y = k represents coincident lines?

For what value of k, the system of equations 3x + 4y = 6 and 6x + 8y = k represents coincident lines?

Show that the straight line x-2y+3=0 and 6x+3y+8=0 are perpendicular .

The lines 3x-4y +4=0 and 6x-8y-7=0 are tangents to the same circle. The radius of the circle is