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Use Euler’s formula to prove the following formulas for cos x and sin x:
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Chapter H Solutions
Single Variable Calculus: Early Transcendentals
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- Algebra & Trigonometry with Analytic GeometryAlgebraISBN:9781133382119Author:SwokowskiPublisher:CengageTrigonometry (MindTap Course List)TrigonometryISBN:9781305652224Author:Charles P. McKeague, Mark D. TurnerPublisher:Cengage Learning
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