Question-1 The equation of bisector of obtuse angle of x - 2y + 4 = 0 and 4x - 3y + 2 = 0 is.

Question-2 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-3 A straight line makes angle 135^{o} with x - axis and cut y - axis at distance -5 from origin.The equation of line is.

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

Question-5 The equation of lines passing through (3,2) and perpendicular to y = x is.

Question-6 The angle between lines y = (2 - √3) x + 5 and y = (2 + √3) x - 7 is.

Question-7 The vertices of any traingle are (2,1) (5,2) and (4,4) , the length of perpendicular drawn from vertices on opposite sides are.

Question-8 The coordinates of foot of perpendicular from origin to the line 3x+4y -5 = 0 is

Question-9 If lines x + 2ay + a = 0, x + 3by + b = 0 and x + 4cy + c = 0 are concurrent,then a,b,c, are in

Question-10 If lines 3x - 4y - 13 = 0,8x - 11y - 33 = 0 and 2x - 3y + λ = 0 are concurrent , λ =