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| PAGE: 556 | SET: Exercises | PROBLEM: 61 |
The equations of the graphs are 
, 
and 
.
Find the area of the region bounded by the graphs.
Graph:
Graph the equations 
, 
and 
.
Observe the graph :
The area of the region bounded between 
to .
Consider 
and 
.
on interval 
.
Area of the region:
If 
and 
are continuous on 
for all 
in , and non-negative on the closed interval , then the area of the region bounded by the graphs of and , and the vertical lines 
and 
is 
.
The area of the region is 
.
Apply formula 21: 
.
Here 
, 
and 
.
The area of the region is 
.
The area of the region is 
.
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