Prove that: (sin 7x+sin 5x)+(sin 9x+sin 3x) (cos 7x+cos 5x)+(cos9x+cos3x) = tan 6x (sin 7x+sin 5x)+(sin 9x+sin

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Applied Linear Algebra

ISBN: 978-0131473829

1st edition

Authors: Peter J. Olver, Cheri Shakiban

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Posted Date: Jul 06, 2023 04:30 AM

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Prove that: (sin 7x+sin 5x)+(sin 9x+sin 3x) (cos 7x+cos 5x)+(cos9x+cos3x) = tan 6x (sin 7x+sin 5x)+(sin 9x+sin

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(sin 7x+sin 5x)+(sin 9x+sin 3x) (cos 7x+cos 5x)+(cos9x+cos3x) = tan 6x (sin 7x+sin 5x)+(sin 9x+sin 3x) (cos 7x+cos 5x)+(cos9x+cos3x) = tan 6x

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Applied Linear Algebra

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