Given that cos 1 7 and that is acute, find the exact values of a sin b tan c tan cos d sin 2 cos 2 e cos tan 1 cos 2 ...

a To find sin we can use the identity sin2 1 cos2 From the given information we ...

Given that cos = 1/7 and that is acute, find the exact values of a.

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Given that cos θ = 1/7 and that θ is acute, find the exact values of

a. sin θ

b. tan θ

c. tan θ cos θ

d. sin² θ + cos² θ

e. cos θ – tan θ/1 – cos² θ.

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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 12:57 AM

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Given that cos = 1/7 and that is acute, find the exact values of a.

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a To find sin we can use the identity sin2 1 cos2 From the given information we ...View the full answer

Cambridge IGCSE And O Level Additional Mathematics Coursebook

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