Joint equation of two lines, through the origin, having slopes 2 and `-2` is

Joint equation of two lines, through the origin, having slopes sqrt(3) and (-1)/(sqrt(3)) is

The combine equation of the lines passing through the origin and having slopes 3 and 2 is

The equation of the line passing through origin having slope

The combined equation of the lines passing through the origin and having slopes 2 and -1/2 is

The combined equation of the lines passing through the origin and having slopes 2 and -1/2 is

Joint equation of two lines, through the origin, such that one of them is parallel and the other perpendicular to line 2x+3y+c=0 is

Joint equation of two lines, through the origin, each making an angle of 30^(@) with the X-axis is

Joint equation of two lines, through the origin, each making an angle of 30^(@) with the Y-axis is