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Math 12 Chapter 4
Introduction to Analytic Geometry
Test - 7
1.
All points (x,y) with x # 0, y # 0 lie in 1st quadrant.
a) True
b) False
2.
The point P is said to divide the line segment AB in ratio k
1
: k
2
internally according as P is beyond AB.
a) False
b) True
3.
All points (x,y) with x @ 0, y @ 0 lie in 3rd quadrant
a) False
b) True
4.
All points (x,y) with x # 0, y @ 0 lie in 2nd quadrant.
a) False
b) True
5.
If a line l is parallel to x-axis then α = 90
o
.
a) True
b) False
6.
Equation of a straight line perpendicular to y-axis at (0,a) is y = a.
a) True
b) False
7.
If a line l is parallel to y-axis then α = 0
o
.
a) False
b) True
8.
Equation of a straight line parallel to y-axis at a distance "b" from it is y = b.
a) True
b) False
9.
If k
1
: k
2
= 1 : 1 then P becomes mid point of AB and Co-ordinates of P are x = (x
1
+ x
2
)/2 , y = (y
1
+ y
2
)/2
a) True
b) False
10.
All points (x,y) with x @ 0, y # 0 lie in 4th quadrant.
a) True
b) False
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