The expression is
.
Graph:
\Graph of
is :

Observe the graph:
\As
tends to
,The value of the limit approaches to
.
The expression is
.
Consider
.
Apply logarithm on each side.
\



Evaluation of the limit.
\

Let
.
If
then
.



L
Hospital
s Rule :
If the value of limit is indeterminate form of type
or
, then

Since
use L
Hospital
s rule.






Therefore,
.

As
tends to
,The value of the limit approaches to
.
.