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Use the sum and difference, half-angle and double-angle formulas for sine, cosine, and tangent, when formulas are provided.
Remarks
Example: Find and verify the exact value of the
using two different trigonometric identities.
General Information
Subject Area: X-Mathematics (former standards - 2008)
Grade: 912
Body of Knowledge: Trigonometry
Idea: Level 2: Basic Application of Skills & Concepts
Standard: Trigonometric Identities and Equations - Know basic trigonometric identities derived from definitions, and use them to prove other identities. Use the sum, difference, double-angle, and half-angle formulas. Solve trigonometric equations and word problems using trigonometry.
Date Adopted or Revised: 09/07
Content Complexity Rating:
Level 2: Basic Application of Skills & Concepts
-
More Information
Date of Last Rating: 06/07
Status: State Board Approved - Archived
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