1.
Which symbol makes the following statement true?
3.25 × 10
3
______ 325
A.
>
B.
=
C.
D.
<
Hint
2.
Simplify (7
a
4
b
) (8
a
7
b
6
).
A.
15
a
28
b
6
B.
56
a
11
b
7
C.
15
a
11
b
7
D.
56
a
28
b
6
Hint
3.
Solve the equation
x
2
= 0.81.
A.
x
= 0.9 only
B.
x
= 0.9 or
x
= -0.9
C.
x
= -0.9 only
D.
none of these is correct
Hint
4.
Simplify
.
A.
B.
C.
D.
Hint
5.
Identify the growth factor in the equation
p
= 682,363 × 1.08
n
where
p
is the population and
n
is the number of years after 2001.
A.
p
B.
1.08
C.
n
D.
682,363
Hint
6.
Which curve represents exponential decay?
A.
curve
b
B.
curve
d
C.
curve
c
D.
curve
a
Hint