1.
Simplify
A.
B.
C.
D.
Hint
2.
Find (
x
+ 3)(
x
- 5).
A.
x
2
- 15
B.
x
2
+ 8
x
- 15
C.
x
2
+ 2
x
- 15
D.
x
2
- 2
x
- 15
Hint
3.
Find (5
t
2
- 2
w
)
2
A.
25
t
4
+ 4
w
2
B.
25
t
4
– 4
w
2
C.
25
t
4
– 20
t
2
w
+ 4
w
2
D.
25
t
4
– 10
t
2
w
+ 4
w
2
Hint
4.
Simplify
.
A.
5
x
B.
C.
D.
2
x
Hint
5.
Express
in simplest form.
A.
B.
2
C.
D.
Hint
6.
Solve
.
A.
-2 or 7
B.
5
C.
-2 or
D.
-2
Hint
7.
Simplify 2
x
2
+ 5
x
2
+ 7
x
.
A.
14
x
B.
2
x
2
+ 12
x
C.
14
x
2
D.
7
x
2
+ 7
x
Hint
8.
Simplify the expression 2
a
+ 7
b
+ 12
a
+ 3
b
and then evaluate if
a
= 2 and
b
= -2.
A.
10
a
+ 14
b
; -8
B.
14
a
+ 8
b
; 12
C.
9
a
+ 15
b
; -12
D.
14
a
+ 10
b
; 8
Hint
9.
Multiply the pair of binomials.(4
z
– 2)(4
z
– 1)
A.
16
z
2
– 12
z
+ 2
B.
16
z
2
+ 12
z
– 2
C.
16
z
2
– 2
D.
16
z
2
– 12
z
– 2
Hint
10.
Expand the expression.(2
s
+ 6)(2
s
– 6)
A.
4
s
2
– 36
B.
4
s
2
+ 24
s
– 36
C.
4
s
2
– 24
s
– 36
D.
4
s
2
+ 36
Hint