1.
Find (
x
- 4)
2
.
A.
x
2
+ 16
B.
x
2
- 16
C.
x
2
- 4
x
+ 16
D.
x
2
- 8
x
+ 16
Hint
2.
Find (
x
– 3)(
x
+ 3).
A.
x
2
- 9
B.
x
2
+ 9
C.
x
2
- 6
x
+ 9
D.
x
2
- 6
x
- 9
Hint
3.
Simplify
.
A.
2
x
B.
C.
5
x
D.
Hint
4.
Find
.
A.
B.
C.
D.
Hint
5.
Express
in simplest form.
A.
2
B.
C.
D.
Hint
6.
Find
.
A.
B.
C.
D.
Hint
7.
Start with a square with side length. Create a large rectangle by adding two more squares of the same size, and remove a strip with a width of 1. What is the area of the new rectangle?
A.
x
(3
x
– 1) = 3
x
2
–
x
B.
x
(
x
+ 3) =
x
2
+ 3
x
C.
x
(
x
– 1) =
x
2
–
x
D.
x
(3
x
+ 1) = 3
x
2
+
x
Hint
8.
Use the distributive property to expand the expression.4
a
(2 + 7
a
)
A.
8 + 28
a
2
B.
8
a
+
a
2
C.
6
a
+ 28
a
2
D.
8
a
+ 28
a
2
Hint
9.
Use the diagram to write and expand an expression for the area.
A.
(
f
+ 7)(
f
+ 9) =
f
2
+ 16
f
+ 63
B.
(
f
+
f
)(7 + 9) = 32
f
C.
(
f
+ 7)(
f
+ 9) =
f
2
+ 63
D.
(
f
+ 7)(
f
+ 9) =
f
2
– 16
f
+ 63
Hint
10.
Multiply the pair of binomials.(
y
+ 2)(
y
– 6)
A.
y
2
+ 4
y
– 12
B.
y
2
+ 4
y
+ 12
C.
y
2
– 4
y
– 12
D.
y
2
– 4
y
+ 12
Hint