Given that tan 25 = a, express each of the following in terms of a. a. tan205

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Given that tan 25° = a, express each of the following in terms of a.
a. tan205°

b. sin25°

c. cos65°

d. cos245°

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Cambridge International AS And A Level Mathematics Pure Mathematics 1 Coursebook

ISBN: 9781108407144

1st Edition

Authors: Sue Pemberton, Julian Gilbey

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Question Posted: Mar 10, 2023 06:36 AM

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Given that tan 25 = a, express each of the following in terms of a. a. tan205

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a tan205 We can use the identity tanx 180 tan x to find the value of tan 205 tan 205 tan 205 180 tan ...View the full answer

Cambridge International AS And A Level Mathematics Pure Mathematics 1 Coursebook

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