The function is
.
Observe the graph : The shaded region is between
and
.
Therefore, the intervals are
and
.
The area bounded by the region is
.

Let
, then
.
Boundaries :
\If
, then
.
If
, then
.
Substitute corresponding values in
.

Apply formula :
.

Therefore, the area bounded by the region is
.
The area bounded by the region is
.