a Express 4 cos 3 sin (90 3) as a single trigonometric function b Hence solve 4 cos 3 sin (90 3) 2 in the interval 0 360 Give your answers to 3 significant figures ...

a To express 4 cos 3 sin 90 3 as a single trigonometric function we can use the trigonometric identi ...

a. Express 4 cos 3 sin (90 3) as a single trigonometric function. b. Hence

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a. Express 4 cos 3θ − sin (90° − 3θ) as a single trigonometric function.

b. Hence solve 4 cos 3θ − sin (90° − 3θ) = 2 in the interval 0 ≤ θ ≤ 360°. Give your answers to 3 significant figures.

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Edexcel AS And A Level Mathematics Pure Mathematics Year 1/AS

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Authors: Greg Attwood

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a. Express 4 cos 3 sin (90 3) as a single trigonometric function. b. Hence

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Edexcel AS And A Level Mathematics Pure Mathematics Year 1/AS

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