1.
Simplify
A.
B.
C.
D.
Hint
2.
Find (
x
– 3)(
x
+ 3).
A.
x
2
- 6
x
+ 9
B.
x
2
- 6
x
- 9
C.
x
2
- 9
D.
x
2
+ 9
Hint
3.
Express
in simplest form.
A.
B.
C.
D.
2
Hint
4.
Find
.
A.
B.
C.
D.
Hint
5.
Simplify the polynomial 7
x
- 2
y
.
A.
7
x
- 2
y
B.
5
y
C.
5
xy
D.
5
x
Hint
6.
Determine the product (2
x
+ 1)(
x
- 4).
A.
2
x
2
- 7
x
- 4
B.
2
x
2
+ 6
x
- 4
C.
2
x
2
+ 8
x
- 4
D.
2
x
2
- 2
x
- 4
Hint
7.
Use the distributive property to expand the expression.4
a
(2 + 7
a
)
A.
8
a
+ 28
a
2
B.
8 + 28
a
2
C.
6
a
+ 28
a
2
D.
8
a
+
a
2
Hint
8.
Use the diagram to write and expand an expression for the area.
A.
(
f
+
f
)(7 + 9) = 32
f
B.
(
f
+ 7)(
f
+ 9) =
f
2
+ 63
C.
(
f
+ 7)(
f
+ 9) =
f
2
+ 16
f
+ 63
D.
(
f
+ 7)(
f
+ 9) =
f
2
– 16
f
+ 63
Hint
9.
Use the difference of two squares to find the product.
A.
–(60 + 1)(60 + 1) = –3,600 – 120 – 1 =– 3,721
B.
–(60 + 1)(60 – 1) = –3,600 + 1 = –3,599
C.
(60 + 1)(60 – 1) = 3,600 – 1 = 3,599
D.
(60 + 1)(60 + 1) = 3,600 + 120 + 1 = 3,721
Hint
10.
Find the quotient. Simplify
A.
B.
C.
D.
Hint