1.
The maximum or minimum point of a parabola is called the ___________.
A.
axis of symmetry
B.
vertex
C.
quadratic point
D.
point of symmetry
Hint
2.
What are the coordinates of the vertex for the graph of
y
=
x
2
+ 2
x
– 8?
A.
(1, –11)
B.
(–1, –9)
C.
(1, 9)
D.
(–2, –8)
Hint
3.
Which diagram shows the graph of
y
= –
x
2
+ 2?
A.
B.
C.
D.
Hint
4.
The vertical line containing the vertex of the parabola is called the ___________.
A.
minimum
B.
quadratic function
C.
axis of perpendicularity
D.
axis of symmetry
Hint
5.
Refer to the drawing. Lorenzo is throwing the baseball to his friend Jennifer. The equation to represent the height in feet of the baseball compared to the distance in feet it has traveled is
h
(
d
) =
. To the nearest hundredth of a meter, find the maximum height of the baseball.
A.
ft
B.
17 ft
C.
4 ft
D.
12 ft
Hint