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Conics
Related Topics
Wize High School Grade 12 Pre-Calculus Textbook > Conics [BC/AB]
Parabolas
5 Activities
Write an equation for a parabola that opens left, has a vertex
(
3
,
5
)
(3,5)
(
3
,
5
)
and passes through
(
−
2
,
7
)
.
(-2,7).
(
−
2
,
7
)
.
A)
(
y
−
2
)
2
=
−
4
5
(
x
−
3
)
(y-2)^2=-\dfrac{4}{5}(x-3)
(
y
−
2
)
2
=
−
5
4
(
x
−
3
)
B)
(
y
−
2
)
2
=
4
5
(
x
−
3
)
(y-2)^2=\dfrac{4}{5}(x-3)
(
y
−
2
)
2
=
5
4
(
x
−
3
)
C)
(
y
+
2
)
2
=
−
4
5
(
x
+
3
)
(y+2)^2=-\dfrac{4}{5}(x+3)
(
y
+
2
)
2
=
−
5
4
(
x
+
3
)
D)
(
y
+
2
)
2
=
4
5
(
x
+
3
)
(y+2)^2=\dfrac{4}{5}(x+3)
(
y
+
2
)
2
=
5
4
(
x
+
3
)
I don't know
Check Submission
More Parabolas Questions:
Parabolas
Practice: Parabolas
What is the equation of a parabola that opens to the left with focal width from
(
−
3
,
4
)
(-3,4)
(
−
3
,
4
)
to
(
−
3
,
−
4
)
(-3,-4)
(
−
3
,
−
4
)
?
Parabolas
Practice: Parabolas
What is the equation of a parabola that opens up with a focal width from
(
−
16
,
3
)
(-16,3)
(
−
16
,
3
)
to
(
7
,
3
)
(7,3)
(
7
,
3
)
?
Parabolas
Practice: Parabolas
What is the equation of a parabola with focus at
(
5
,
2
)
(5,2)
(
5
,
2
)
and directrix at
x
=
−
4
x=-4
x
=
−
4
?
Parabolas
Practice: Parabolas
What is the equation of a parabola with focus at
(
−
1
,
−
4
)
(-1,-4)
(
−
1
,
−
4
)
and directrix at
y
=
1
y=1
y
=
1
?
Parabolas
Practice: Parabolas
What is the vertex, focal length, focus, directrix, and focal width of
3
x
2
+
27
x
+
y
=
0
3x^2+27x+y=0
3
x
2
+
27
x
+
y
=
0
?
Parabolas
Practice: Parabolas
What is the vertex, focal length, focus, directrix, and focal width of
5
x
2
+
10
x
+
y
=
0
5x^2+10x+y=0
5
x
2
+
10
x
+
y
=
0
?