1.
Express 45,280,000 in scientific notation.
A.
45.28 × 10
6
B.
4.528 × 10
-7
C.
4.528 × 10
7
D.
4.528 × 10
6
Hint
2.
Simplify
A.
B.
5
t
3
u
3
v
4
C.
D.
Hint
3.
Find the area of the parallelogram.
A.
(36
a
2
- 49
b
2
) cm
2
B.
(36
a
2
- 84
a
b
- 49
b
2
) cm
2
C.
(36
a
2
+ 49
b
2
) cm
2
D.
(12
a
2
+ 14
b
2
) cm
2
Hint
4.
Simplify
A.
x
2
+ 7
B.
x
+ 4
C.
x
- 4
D.
x
+ 7
Hint
5.
Use synthetic division to find
(4
x
3
+ 13
x
2
- 2
x
-15) ÷ (
x
+ 3).
A.
4
x
2
+
x
+ 5
B.
4
x
- 5
C.
4
x
2
+
x
- 5
D.
x
2
+
x
- 5
Hint
6.
Factor 6
x
3
y
+ 15
x
2
y
2
- 3
x
4
y
.
A.
3
x
2
y
(2
x
+ 5
y
-
x
2
)
B.
x
y
(6
x
2
+ 15
x
y
- 3
x
3
)
C.
x
2
y
(6
x
+ 15
y
- 3
x
2
)
D.
3
x
y
(2
x
2
+ 5
x
y
-
x
3
)
Hint
7.
Simplify
A.
10
a
2
|
b
|
B.
C.
10
a
2
b
D.
10
a
b
Hint
8.
Simplify
A.
B.
C.
D.
Hint
9.
Solve
A.
B.
C.
5
D.
Hint
10.
Simplify (7 - 2
i
)(7 + 2
i
).
A.
33
B.
45
C.
49
D.
53
Hint
11.
Simplify
A.
B.
C.
D.
Hint
12.
Determine whether the expression 5
x
3
y
3
–
x
2
y
2
is a polynomial.
A.
No, because there are two variables.
B.
Cannot be determined from given information.
C.
No, because there are two terms.
D.
Yes.
Hint
13.
What is the GCF of
A.
3
n
B.
p
2
C.
n
D.
np
Hint
14.
Simplify:
A.
16
B.
no real roots
C.
-16
D.
Hint
15.
A.
B.
–3
C.
3
D.
no real solution
Hint
16.
Simplify
A.
B.
C.
D.
Hint
17.
Simplify
A.
t
B.
C.
D.
Hint
18.
Solve
A.
18
B.
36
C.
D.
no real solution.
Hint