Answer:Vertex:
(
0
,
−
5
)
Focus:
(
0
,
−
19
4
)
Axis of Symmetry:
x
=
0
Directrix:
y
=
−
21
4
Select a few
x
values, and plug them into the equation to find the corresponding
y
values. The
x
values should be selected around the vertex.
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x
y
−
2
−
1
−
1
−
4
0
−
5
1
−
4
2
−
1
Graph the parabola using its properties and the selected points.
Direction: Opens Up
Vertex:
(
0
,
−
5
)
Focus:
(
0
,
−
19
4
)
Axis of Symmetry:
x
=
0
Directrix:
y
=
−
21
4
x
y
−
2
−
1
−
1
−
4
0
−
5
1
−
4
2
−
1
Step-by-step explanation: mm
