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Section 5.4 Trigonometric Functions of Real Numbers; Periodic Functions. Trigonometric Functions of Real Numbers. Example. Domain and Range of Sine and Cosine Functions. Even and Odd Trigonometric Functions. Tip: See the unit circle to easily verify this for sine and cosine functions. - PowerPoint PPT Presentation
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Section 5.4Trigonometric Functions
of Real Numbers; Periodic Functions
Trigonometric Functions of Real Numbers
Example
1 3,
2 2P
Use the figure below to find the trigonometric
functions given t.
Domain and Range of Sine and Cosine Functions
Even and Odd
Trigonometric Functions
Tip: See the unit circle to easily verify this for sine and cosine functions
Example
Find the value of each trigonometric function
cot sec4 4
Periodic Functions
Example
Find the value of each trigonometric function
9a. cot
4
5b. cos
2
3c. sec -
4
(a)
(b)
(c)
(d)
Find the exact value of the trigonometric function.
3Do not use a calculator. sec -
4
1
2
3
21
2
2
(a)
(b)
(c)
(d)
5Find cot
6
3
21
2
3
2