Solve each of these equations for 0 x 360. a. 4 sin x = cos

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Solve each of these equations for 0° ≤ x ≤ 360°.

a. 4 sin x = cos x

b. 3 sin x + 4 cos x = 0

c. 5 sin x – 3 cos x = 0

d. 5 cos 2x – 4 sin 2x = 0

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Cambridge IGCSE And O Level Additional Mathematics Coursebook

ISBN: 9781108411660

2nd Edition

Authors: Sue Pemberton

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Question Posted: Aug 27, 2021 12:55 AM

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Solve each of these equations for 0 x 360. a. 4 sin x = cos

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a 4 sin x cos x This equation can be rewritten as 4sin x cos x If we divide ...View the full answer

Cambridge IGCSE And O Level Additional Mathematics Coursebook

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