Solve
Guides
Join / Login
Use app
Login
0
You visited us
0
times! Enjoying our articles?
Unlock Full Access!
Question
condition that the parabolas $${ y }^{ 2 }$$ = 4c(x - d) and $${ y }^{ 2 }$$ = 4ax have a common normal other then x-axis 0, c >, a > c is
A
2a < 2c + d
B
2c < 2a + d
C
2d < 2a + c
D
2d < 2c + a
Open in App
Solution
Verified by Toppr
Correct option is A. 2a < 2c + d
Was this answer helpful?
0
Similar Questions
Q1
The condition that the parabolas
y
2
=
4
a
x
and
y
2
=
4
c
(
x
−
b
)
have a common normal other than
x
-axis (
a
,
b
,
c
being distinct positive real numbers) is
View Solution
Q2
Prove that the two parabolas
y
2
=
4
a
x
and
y
2
−
4
c
(
x
−
b
)
cannot
have a common normal, other than the axis, unless
b
a
−
c
>
2
.
View Solution
Q3
Provo that the two parabolas
y
2
=
4
a
x
and
y
2
=
4
c
(
x
−
b
)
cannot have a common normal, other than the axis, unless
b
a
−
c
>
2.
View Solution
Q4
y
2
=
4
c
(
x
−
d
)
and
y
2
=
4
a
x
have a common normal other then x-axis
View Solution
Q5
The two parabolas
y
2
=
4
a
x
and
y
2
=
4
c
(
x
−
b
)
cannot have a common normal, other than the axis unless, if
View Solution