Write cos 4xcosx in terms of powers of cos x.

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Cambridge International AS & A Level Further Mathematics Coursebook

ISBN: 9781108403375

1st Edition

Authors: Lee Mckelvey, Martin Crozier

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Question Posted: Oct 15, 2021 01:00 AM

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Write cos 4xcosx in terms of powers of cos x.

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Cos4x cosx 2 cos 2x1 cosx 2 2 c...View the full answer

Cambridge International AS & A Level Further Mathematics Coursebook

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