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14-1 Trigonometric Identities and Equations

14-1 Trigonometric Identities and Equations. Unit Objectives: Verify trigonometric identities are true. Solve trigonometric equations Application problems with trigonometric functions and ratios. Today’s Objective: I can verify trigonometric identities. Identity: Example : .

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14-1 Trigonometric Identities and Equations

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  1. 14-1Trigonometric Identities and Equations Unit Objectives: Verify trigonometric identities are true. Solve trigonometric equations Application problems with trigonometric functions and ratios. Today’s Objective: I can verify trigonometric identities.

  2. Identity: Example: An equation that is true for all values of x or . • where Domain of validity Basic Identities: Tangent Identities: Reciprocal Identities:

  3. Domain of validity: Domain of validity:

  4. Verifying an identity using basic identities

  5. Pythagorean Identities 1 y θ x

  6. Verifying an identity Simplifying an Expression Pg. 908#9-60 by 3s

  7. 14-1Trigonometric IdentitiesDay 2 Today’s Objective: I can verify identities.

  8. Trigonometric Identities

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