The function are and
,
and
.
Graph :
\Graph the functions ,
,
and
. :
Observe the graph,
\The area of the region bounded by the curves is .
\
The centroid of the region is .
Find area of the region.
\.
The centroid is .
Substitute ,
and
in above equation.
Integral formula : .
.
.
Substitute ,
and
in above equation.
Integral formula : .
The centroid of the region is .
The centroid of the region is .