(a)
\The logarithmic expression is
.
Rewrite the logarithmic expression as
.
Power property of logarithms:
.
.
Property of logarithms:
.
.
(b)
\The logarithmic expression is
.
Quotient property of logarihms:
.

.
Power property of logarithms:
.

Property of logarithms:
.

.
(a)
.
(b)
.