The distance of the straight line a(x-a)+b(y-b)=0 from the origin is -

If c is negative then the distance of the straight line ax+by+c=0 from the origin is -

The perpendicular distance of the straight line 12x+5y=7 from the origin is

The perpendicular distance of the straight line 3x + 4y + 15 = 0 from the origin, is

If the perpendicular distance of the line (x/a)+(y/b)=1 from the origin is p//sqrt(2) show that a^(2),p^(2),b^(2) are in Harmonic Progression.

Find the equation of the straight line which is perpendicular to the straight line 3x-2y+5=0 and whose distance from the origin is equal to the perpendicular distance of the given line from the point (2,-1).

On the straight line y=x+2, a point (a,b) is such that the sum of the square of the distances from the straight lines 3x-4y+8=0 and 3x-y-1=0 is least then find value of 11(a+b)

Find the equation of the straight line passing through the origin and bisecting the portion of the line a x+b y+c=0 intercepted between the coordinate axes.

The equation of lines 2x^(2)+3xy-2y^(2)+3x-9y-9=0 represents a pair of straight lines, the distance of the point of intersection from the origin, is

Find the equation of the straight line passing through the origin and the point of intersection of the lines x/a + y/b = 1 and x/b + y/a = 1.

Find the equation of the straight line which passes through the origin and the point of intersection of the lines ax+by+c=0 and a'x+b'y+c'=0 .