Asked by u
A parabola can be drawn given a focus of left parenthesis, 4, comma, minus, 9, right parenthesis(4,−9) and a directrix of y, equals, 9y=9. What can be said about the parabola?
x
y
F (4, -9)
directrix
Answer
Attempt 1 out of 2
The parabola has a vertex at (
,
), has a p-value of
and it
.
x
y
F (4, -9)
directrix
Answer
Attempt 1 out of 2
The parabola has a vertex at (
,
), has a p-value of
and it
.
Answers
There are no human answers yet.
Answered by
GPT-5 mini
Vertex: (4, 0).
p = −9 (so |p| = 9), hence the parabola opens downward.
Axis of symmetry: x = 4.
Equation: (x − 4)^2 = −36y (and range y ≤ 0).
p = −9 (so |p| = 9), hence the parabola opens downward.
Axis of symmetry: x = 4.
Equation: (x − 4)^2 = −36y (and range y ≤ 0).
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