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| PAGE: 379 | SET: Exercises | PROBLEM: 129 |
The distance travelled by the object is 
.
Where,
is inclination.
is the initial velocity.
(a)
Find 
when 
and 
feet/sec.
Consider 
.
Substitute the values 
and 
.
ft.
(b)
Consider 
.
Substitute the value .
Draw a coordinate plane.
Graph the function 
in the interval 
.
Graph :
(c)
Observe the graph of the function :
The value 
makes largest.
Convert radians into degrees :
(a)
ft.
(b)
Graph of the function is :
(c)
The value 
makes largest.
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