The curve C has equation x = 4 cos 2y. a. Show that the point Q (2,

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The curve C has equation x = 4 cos 2y.

a. Show that the point Q (2, π/2) lies on C.

b. Show that dy/dx = - 1/ 4√3 at Q.

c. Find an equation of the normal to C at Q. Give your answer in the form ax + bx + c = 0, where a, b and c are exact constants.

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Pearson Edexcel A Level Mathematics Pure Mathematics Year 2

ISBN: 9781292183404

1st Edition

Authors: Greg Attwood, Jack Barraclough, Ian Bettison, David Goldberg, Alistair Macpherson, Joe Petran

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Question Posted: Aug 16, 2023 09:50 AM

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The curve C has equation x = 4 cos 2y. a. Show that the point Q (2,

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Pearson Edexcel A Level Mathematics Pure Mathematics Year 2

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