1.
What is the equation of the graph shown?
A.
y
=
x
2
+ 2
x
+ 1
B.
y
= -
x
2
- 2
x
- 1
C.
y
= -
x
2
+2
x
- 1
D.
y
=
x
2
- 2
x
+ 1
Hint
2.
Which equation is in the same family as
y
=
x
2
?
A.
y
= 2
x
– 3
B.
y
= 2
x
2
– 3
C.
y
=
x
3
– 3
D.
y
=
x
2
– 3
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 1 unit to the right
C.
the graph of
y
= (
x
+ 1)
2
moved 1 unit to the left
D.
the graph of
y
= (
x
+ 1)
2
moved down 1 unit
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
– 1
D.
y
= 5
x
2
– 2
Hint
5.
Find the cubic equation.
A.
y
= 3
x
B.
y
=
x
2
+ 5
C.
y
= 5
x
3
+ 2
x
D.
y
=
x
(
x
3
+ 1)
Hint