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Mathematics
Mathematics
Problem
Point
A
(
−
12
,
9
)
A(-12,9)
A
(
−
12
,
9
)
lies on the parabola
x
2
=
16
y
x^{2}=16y
x
2
=
16
y
. (i) Write the coordinates of the point
B
B
B
that is the reflection of
A
A
A
in the axis of this parabola. (ii) Calculate the distance
A
B
AB
A
B
.
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