a Given that 15 cos 2 2 sin 2 7, show that tan 2 8 5 b Solve 15 cos 2 2 sin 2 7 for 0 radians ...

a tan2 15 cos2 72 sin2 15 cos2 721 cos2 15 cos2 ...

a. Given that 15 cos 2 + 2 sin 2 = 7, show that tan

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a. Given that 15 cos² θ + 2 sin² θ = 7, show that tan² θ = 8/5.

b. Solve 15 cos² θ + 2 sin² θ = 7 for 0 ≤ θ ≤ π radians.

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Cambridge IGCSE And O Level Additional Mathematics Coursebook

ISBN: 9781108411660

2nd Edition

Authors: Sue Pemberton

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a. Given that 15 cos 2 + 2 sin 2 = 7, show that tan

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Cambridge IGCSE And O Level Additional Mathematics Coursebook

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