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| PAGE: 363 | SET: Exercises | PROBLEM: 33 |
The points are 
, 
and 
.
Find the line equation using the two points 
and 
.
Point-slope form of line equation: 
.
Substitute 
and 
in above formula.
.
Find the line equation using the two points and 
.
Substitute 
and 
in point-slope formula.
.
Find the line equation using the two points and .
Substitute 
and 
in point-slope formula.
.
Graph:
Form the triangle by above line equations.
Graph the lines 
, 
and 
.
Shade the required region.
.gif)
Observe the graph :
Region enclosed by the given curves is in between 
and 
.
Area enclosed by the curves 
and 
between 
and 
is
.
Observe the graph:
In the interval 
, upper curve is 
and the lower curve is 
.
In the interval 
, upper curve is 
and the lower curve is .
Area of the region :
.
.
Area of the region is 
sq-units.
Area of the region is 
sq-units.
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