1.
Find ln 6.21 to four decimal places.
A.
497.7013
B.
1.8262
C.
0.7931
D.
2.7183
Hint
2.
Finance
If $500 is deposited in an account paying 5.25% interest compounded continuously, find the amount in the account after 3 years.
A.
$555.36
B.
$616.84
C.
$427.14
D.
$585.29
Hint
3.
What is an equivalent logarithmic equation to
e
x
= 7?
A.
e
x
= ln 7
B.
x
= ln 7
C.
7 = ln
e
D.
ln
x
= 7
Hint
4.
Evaluate ln
e
3 -4
x
.
A.
(3 – 4
x
)log
10
e
B.
e
3
–
e
4
x
C.
3 – 4
x
D.
4
x
– 3
Hint
5.
Solve 4 – 2
e
4
x
= 1.
A.
–0.10
B.
0.41
C.
–0.41
D.
0.10
Hint