1.
Simplify 2
a
4
+ 4
a
2
+
a
4
.
A.
7
a
10
B.
2
a
4
+ 4
a
2
+
a
4
C.
3
a
4
+ 4
a
2
D.
3
a
8
+ 4
a
2
Hint
2.
Evaluate
z
– (2
yz
+
y
) ·
y
if
y
= -3 and
z
= 2.
A.
23
B.
9
C.
47
D.
-43
Hint
3.
The formula for the perimeter of a rectangle is
, where
is the length of the rectangle and
w
is the width. If a rectangle is 17 ft long and 8 ft wide, what is its perimeter?
A.
25 ft
B.
68 ft
C.
50 ft
D.
42 ft
Hint
4.
Evaluate
p
· (
p
+ 3
q
) –
r
if
p
= -7,
q
= 4, and
r
= -16.
A.
77
B.
-19
C.
-51
D.
45
Hint
5.
Simplify
m
– 4
n
+ 8
m
.
A.
9
m
– 4
n
B.
–4
m
– 4
n
C.
5
m
D.
–4
n
– 4
m
Hint