In ABC, AB = x cm, BC = (4 x) cm, BAC = y and BCA

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In △ABC, AB = x cm, BC = (4 − x) cm, ∠BAC = y and ∠BCA = 30°. Given that sin y = 1/√2, show that x = 4(√2 − 1)

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

ISBN: 9781292183398

1st Edition

Authors: Greg Attwood

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Question Posted: Jul 15, 2023 02:54 AM

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In ABC, AB = x cm, BC = (4 x) cm, BAC = y and BCA

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To find the value of x we can use trigonometric ratios and apply the law of sines in triangle ABC Th...View the full answer

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

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