1.
Find the graph of
y
=
x
2
+ 1.
A.
B.
C.
D.
Hint
2.
Which way does the graph of
y
= –2
x
2
open?
A.
right
B.
down
C.
left
D.
up
Hint
3.
Describe how the graph of
y
= (
x
+ 1)
2
differs from the graph of
y
=
x
2
.
A.
the graph of
y
= (
x
+ 1)
2
moved up 1 unit
B.
the graph of
y
= (
x
+ 1)
2
moved down 1 unit
C.
the graph of
y
= (
x
+1)
2
moved 1 unit to the right
D.
the graph of
y
= (
x
+ 1)
2
moved 1 unit to the left
Hint
4.
Find a quadratic equation for the table.
A.
y
=
x
2
– 5
B.
y
= 5
x
2
+ 1
C.
y
= 5
x
2
– 2
D.
y
= 5
x
2
– 1
Hint
5.
What is the reciprocal of
?
A.
B.
C.
D.
Hint
6.
How does
a
affect graphs of equations in the form of
?
A.
negative values of
a
move the graph to the left, positive values move it to the right
B.
positive values of
a
move the graph to the left, negative values move it to the right
C.
a
affects the length of the graph
D.
a
affects the width of the graph
Hint
7.
What type of relationship does the equation have if its second differences are constant?
A.
constant
B.
quadratic
C.
cubic
D.
linear
Hint
8.
How many counterexamples are needed to prove a conjecture wrong?
A.
4
B.
2
C.
3
D.
1
Hint