If lines 3x - y =2,5x + ay = 3 and 2x + y = 3 are concurrent ,then a =
2
3
-1
-2
The slope of a line parallel to a line whose slope is-3
-3
3/2
-3/2
The coordinates of foot of perpendicular from (2,3 ) to the line x + y -11 = 0 are
(-6,5)
(5,6)
(-5,6)
(6,5)
The slope and y-intercept of the line y = √3x - 7 are
√3 and 7
3 and 49
√3 and -7
-√3 and 49
Lines 15x - 18y + 1 = 0 , 12x +10 y - 3 = 0 and 6x + 66y - 11 = 0 are
Concurrent
Perpendicular
Parallel
None of these
If line passing through (4,3) and (2,k) is perpendicular to y = 2x + 3 then k =
1
-4
4
The equation of line which passes through (1,-2) and cuts equal intercepts with coordinate axis is.
x + y = 1
x - y = 1
x + y + 1 = 0
x - y - 2 = 0
The equation of lines passing through (3,2) and perpendicular to y = x is.
x - y = 5
x + y = 5
x - y =1
The length of perpendicular from (3,1) to line 4x + 3y + 20 = 0 is.
6
7
8
The equation of line which is perpendicular to x + y + 1 = 0 and passes through (1,2) is.
y - x + 1 = 0
y - x - 1 = 0
y - x + 2 = 0
y - x - 2 = 0
