1.
Simplify
Assume the denominator is not equal to zero.
A.
B.
C.
D.
Hint
2.
Use an exponent to write 177,147 as a power of 3.
A.
3
11
B.
3
9
C.
3
17
D.
3
19
Hint
3.
Which equation represents exponential growth?
A.
y
= 250 × 0.25
x
B.
y
= 250 ·
x
C.
y
= 250 × 0.4
c
D.
y
= 250 × 4
x
Hint
4.
Which curve represents exponential decay?
A.
curve
b
B.
curve
a
C.
curve
d
D.
curve
c
Hint
5.
Evaluate.
A.
6
B.
8
C.
–6
D.
5
Hint
6.
Evaluate.
A.
3
B.
–2
C.
2
D.
–3
Hint