1300 Math Formulas

CHAPTER 4. TRIGONOMETRY

4.2 Definitions and Graphs of Trigonometric

Functions

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Figure 58.

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367. ê

ó

ëáåα= =

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368. ê

ñ

Åçëα= =

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369. ñ

ó

í~åα= =

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370. ó

ñ

Åçíα= =

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