The function is and the interval is
.
(a)
\Average value of the function on
is defined as
.
Here .
Average value of is
\
Average value of the function on
is
.
(b)
\Find such that
.
Consider .
We have .
Substitute and
in
.
\
.
(c)
\Graph the function and rectangle under the interval
.
\
(a)
\Average value of the function on
is
.
\
(b) The value of is
.
(c)
\Graph:
\