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| PAGE: 250 | SET: Exercises | PROBLEM: 43 |
The trigonometric function is 
.
Let 
The sum of the two functions form is 
.
(a)
The function is 
.
Rewrite the function as 
.
Write the function 
as 
.
Consider the functions as 
and 
.
Draw a coordinate plane.
Graph the functions 
and 
in the same coordinate plane..gif)
(b)
The function is 
.
Rewrite the function as 
.
Write the function 
as 
.
Consider the functions as , , and 
.
Draw a coordinate plane.
Graph the functions , , and 
in the same coordinate plane.
(c)
The function is 
.
Rewrite the function as 
.
Write the function as 
.
Consider the functions as , , , and 
.
Draw a coordinate plane.
Graph the functions , , , and 
in the same coordinate plane.
(a)
Graph of the function 
is :
(b)
Graph of the function 
is :
(c)
Graph of the function 
is :
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