|sin 2|2 = sin² r cosh² y + cos² ar sinh² y

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter7: Analytic Trigonometry
Section7.5: Product-to-sum And Sum-to-product Formulas
Problem 2E
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|sin 2|2
=
sin² r cosh² y + cos² ar sinh² y
Transcribed Image Text:|sin 2|2 = sin² r cosh² y + cos² ar sinh² y
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