The lines `3x+4y=9&4x-3y+12=0` intersect at `Pdot` The first line intersects `x-a xi s` at `A` and the second line intersects `y-a xi s` at `Bdot` Then the circumradius of the triangle `P A B` is `3/2` (b) `5/2` (c) 10 (d) none

The lines 3x - y + 2= 0 and x + 3y + 4 = 0 intersect each other in the line "_______" .

A straight line 4x+3y=72 intersect the x and y axes at A and B respectively.Then Distance between the incentre and the orthocentre of the triangle AOB is

The lines x = 2 and y = - 3 intersect in "_______" quadrant .

If the straight line 3x+4y=24 intersects the axes at A and B and the straight line 4x+3y=24 at C and D then the points A,B., D lie on

If line x-2y-1=0 intersects parabola y^(2)=4x at P and Q, then find the point of intersection of normals at P and Q.

If line x-2y-1=0 intersects parabola y^(2)=4x at P and Q, then find the point of intersection of normals at P and Q.

Lines jointly given by x^(2)-9y^(2)-x+3y=0 intersect each other in the point

The line L_1-=4x+3y-12=0 intersects the x-and y-axies at Aa n dB , respectively. A variable line perpendicular to L_1 intersects the x- and the y-axis at P and Q , respectively. Then the locus of the circumcenter of triangle A B Q is (a)3x-4y+2=0 (b)4x+3y+7=0 (c)6x-8y+7=0 (d) none of these