1. Grade 11 Functions (MCR3U) Unit 4: Trigonometry Trigonometric Identities 1
Mr. Choi
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2. Formulas (Overview) http://rhhsmath.ca/teachers/choi/TrigFormula.pdf
Trigonometric Identities 1
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3. Formulas (Overview) http://rhhsmath.ca/teachers/choi/TrigFormula.pdf
Trigonometric Identities 1
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4. Six Trigonometric Ratios
Trigonometric Identities 1
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5. Trigonometric Identities 1
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6. Trigonometric Identities 1
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7. Trigonometric Identities 1
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8. Example 1: Example 2: Expand Factor Trigonometric Identities 1
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9. Example 3:
Express in terms of i) sine and cosine; ii) sine; iii) cosine in simplest form.
Think about the graph!
Trigonometric Identities 1
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10. Example 3:
Express in terms of i) sine and cosine; ii) sine; iii) cosine in simplest form.
Trigonometric Identities 1
© 2018 E. Choi – MCR3U - All Rights Reserved

11. Example 3:
Express in terms of i) sine and cosine; ii) sine; iii) cosine in simplest form.
Trigonometric Identities 1
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12. Homework Text Book: Work Sheet: Trigonometric Identities 1
Check the website for updates
Trigonometric Identities 1
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13. End of lesson Trigonometric Identities 1
© 2018 E. Choi – MCR3U - All Rights Reserved