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Question
Mathematics
Equation of the normal to the parabola, y2=4 a x at its point ( am 2, 2 am ) is:
Q. Equation of the normal to the parabola,
y
2
=
4
a
x
at its point
(
a
m
2
,
2
am
)
is:
720
158
Conic Sections
Report Error
A
y
=
−
m
x
+
2
am
+
a
m
3
B
y
=
m
x
−
2
am
−
a
m
3
C
y
=
m
x
+
2
am
+
a
m
3
D
none
Solution:
Equation of normal to the parabola
y
2
=
4
a
x
at its
points
(
a
m
2
,
2
am
)
is
y
=
−
m
x
+
2
am
+
a
m
3