Derive the Equation of a Parabola
Geometry · Flashcards · Recall
GEOMETRY · FLASHCARDS
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QUESTION
For
(
x
−
h
)
2
=
4
p
(
y
−
k
)
(x-h)^2=4p(y-k)
(
x
−
h
)
2
=
4
p
(
y
−
k
)
, which direction does the parabola open if
p
>
0
p>0
p
>
0
?
QUESTION
What is the vertex of a parabola defined by focus
F
F
F
and directrix
d
d
d
?
QUESTION
What is the axis of symmetry for
(
x
−
h
)
2
=
4
p
(
y
−
k
)
(x-h)^2=4p(y-k)
(
x
−
h
)
2
=
4
p
(
y
−
k
)
?
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ANSWER
x
=
h
x=h
x
=
h
. Vertical line through vertex for vertical-axis parabola.
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