Tardigrade
Tardigrade - CET NEET JEE Exam App
Exams
Login
Signup
Tardigrade
Question
Mathematics
The line through the points (a, b) and (-a, -b) passes through the point
Q. The line through the points
(
a
,
b
)
and
(
−
a
,
−
b
)
passes through the point
1640
212
WBJEE
WBJEE 2016
Straight Lines
Report Error
A
(
1
,
1
)
15%
B
(
3
a
,
−
2
b
)
12%
C
(
a
2
,
ab
)
65%
D
(
a
,
b
)
9%
Solution:
The line through
(
a
,
b
)
and
(
−
a
,
−
b
)
has the equation
b
x
=
a
y
. Hence,
(
a
2
,
ab
)
is always on the line.