Find the values of the constants P, Q and R. -15x + 21 = (x-2)(x + 1)(x

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Find the values of the constants P, Q and R.

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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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