(a)
\The exponential growth model for the population is
.
correspond to the year
.
correspond to the year
.
The Egypt country population in
is
.
The value of
is
.
Substitute
,
and
in
.


The population in
years is
.
(b)
\ Find the population of country in
.
correspond to year
.
The population in
years is
.
Substitute
in
.

.
The population in
is
.
(c)
\The value of
is
.
Since
, the population is increasing.
(a) The population in
years is
.
(b) The population in
is
.
(c) Population is increasing.