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Best Notes of Trigonometry----

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It is the detailed notes of a very interesting topic in maths----Trignometry. It's quite simple, but detailed. It all depends upon a person's will. You can give it a try. I hope it turns out good

Institution
Course

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TRIGONOMETRY NOTES




By

STEVEN SY




Copyright 2008

,2

,Contents


0.1 Basic Facts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8


0.2 Factoring Formulas . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9



1 Review of Functions 15


1.1 Functions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15


1.2 Domain and Range of Functions . . . . . . . . . . . . . . . . . . . . . . . . . . . 23


1.3 HSRV Transformations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29


1.4 Symmetry of Functions; Even and Odd . . . . . . . . . . . . . . . . . . . . . . . . 35


1.5 Combinations of Functions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 42


1.6 Domain of Combined Functions . . . . . . . . . . . . . . . . . . . . . . . . . . . 47


1.7 Domain of Composition: From Output Formulas . . . . . . . . . . . . . . . . . . 51


1.8 Domain of Composition: From Graphs . . . . . . . . . . . . . . . . . . . . . . . . 54


1.9 Inverses . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 59

3

, 1.10 One-to-One Functions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 62


1.11 Inverse Functions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 67


1.12 Inverse Functions II: Reflections . . . . . . . . . . . . . . . . . . . . . . . . . . . 73


1.13 Domain and Range of the Inverse Function . . . . . . . . . . . . . . . . . . . . . 75


1.14 Capital Functions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 78



2 Rational Functions 87


2.1 The Reciprocal Function . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 87


2.2 Rational Functions and Asymptotes . . . . . . . . . . . . . . . . . . . . . . . . . 89


2.3 Graphing Rational Functions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 96



3 Elementary Trigonometry 111


3.1 Circles and Revolutions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 111


3.2 The Wrapping Function . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 118


3.3 The Wrapping Function At Multiples of and  . . . . . . . . . . . . . . . . . 124


3.4 The Wrapping Function At Multiples of  . . . . . . . . . . . . . . . . . . . . . 128


3.5 The Wrapping Function At Multiples of  and  . . . . . . . . . . . . . . . . 136


3.6 The Trigonometric Functions: Definitions . . . . . . . . . . . . . . . . . . . . . . 145


3.7 Domain and Range of the Trigonometric Functions . . . . . . . . . . . . . . . . . 153

4

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Uploaded on
March 3, 2025
Number of pages
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Written in
2024/2025
Type
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Professor(s)
Steven
Contains
9 to 12

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