1.
The maximum or minimum point of a parabola is called the ___________.
A.
vertex
B.
point of symmetry
C.
quadratic point
D.
axis of symmetry
Hint
2.
What is the equation of the axis of symmetry for the graph of
y
=
x
2
+ 2
x
+ 1?
A.
x
= –2
B.
y
= –1
C.
x
= –1
D.
y
= –2
Hint
3.
What are the coordinates of the vertex for the graph of
y
=
x
2
+ 2
x
– 8?
A.
(1, –11)
B.
(–2, –8)
C.
(–1, –9)
D.
(1, 9)
Hint
4.
Which diagram shows the graph of
y
= –
x
2
+ 2?
A.
B.
C.
D.
Hint
5.
The vertical line containing the vertex of the parabola is called the ___________.
A.
axis of perpendicularity
B.
axis of symmetry
C.
minimum
D.
quadratic function
Hint