Concept explainers
In Exerciscs 25 and 26, vrify each “quadruple-angle” formula.
25.
26.
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Pearson eText for College Algebra and Trigonometry -- Instant Access (Pearson+)
- Algebra & Trigonometry with Analytic GeometryAlgebraISBN:9781133382119Author:SwokowskiPublisher:Cengage