Use half-angle identities to find the exact value of (a) sin 2 15 (b) cos 2 15

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Use half-angle identities to find the exact value of

(a) sin² 15°

(b) cos² 15°

Related Book For answer-question

Calculus Early Transcendentals

ISBN: 978-0538497909

7th edition

Authors: James Stewart

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Posted Date: Feb 01, 2021 08:40 AM

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Use half-angle identities to find the exact value of (a) sin 2 15 (b) cos 2 15

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Calculus Early Transcendentals

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