Find sin 15 first using a difference identity and then using a half-angle identity. Then compare the
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Find sin 15° first using a difference identity and then using a half-angle identity. Then compare the results.
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To find sin 15 using a difference identity use the fact that sin4530 sin45cos30 cos45sin30 P...View the full answer
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Related Book For
Algebra And Trigonometry Graphs And Models
ISBN: 9780134179049
6th Edition
Authors: Marvin Bittinger, Judith Beecher, David Ellenbogen, Judith Penna
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