1.
The graph of
y
= -4
x
2
- 1 is _____.
A.
None of these is correct.
B.
a straight line
C.
a circle
D.
a parabola
Hint
2.
The greatest power in a quadratic function is ______.
A.
4
B.
3
C.
1
D.
2
Hint
3.
Which way does the graph of
y
= –2
x
2
open?
A.
right
B.
up
C.
down
D.
left
Hint
4.
Describe the location of the line of symmetry of the graph of
y
=
x
2
– 2.
A.
the vertical axis
B.
the horizontal axis
C.
there is no line of symmetry
D.
the line
y = x
Hint
5.
How many diagonals does a 25-sided polygon have?
A.
25
B.
550
C.
300
D.
275
Hint