Question-1 The equation of lines passing through (3,2) and perpendicular to y = x is.

Question-2 If P is the length of perpendicular from origin to the line which intercepts a and b on axes , then.

Question-3 If P (a,b) lies on 3x + 2y = 13 and point Q (b,a) lies on 4x - y = 5 then the equation of PQ is

Question-4 Lines a_{1} x + b_{1} y + c_{1} = 0 and a_{2} x + b_{2} y + c_{2} = 0 will be mutually perpendicular if.

Question-5 If lines x + 2ay + a = 0, x + 3by + b = 0 and x + 4cy + c = 0 are concurrent,then a,b,c, are in

Question-6 If line passing through (4,3) and (2,k) is perpendicular to y = 2x + 3 then k =

Question-7 If lines 3x - 4y - 13 = 0,8x - 11y - 33 = 0 and 2x - 3y + λ = 0 are concurrent , λ =

Question-8 If lines 3y + 4x = 1 , y = x + 5 and 5y + bx = 3 are concurrent,then the value of b is.

Question-9 If lines 3x - y =2,5x + ay = 3 and 2x + y = 3 are concurrent ,then a =

Question-10 The angle between lines y = (2 - √3) x + 5 and y = (2 + √3) x - 7 is.