x a is a factor of x 3 8x 2 4ax 3a a Show that a 3 4a 2 3a 0 b Find the possible values of a ...

a To show that a3 4a2 3a 0 we can use the fact tha ...

x + a is a factor of x 3 + 8x 2 + 4ax 3a. a.

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x + a is a factor of x³ + 8x² + 4ax – 3a.

a. Show that a³ – 4a² + 3a = 0.

b. Find the possible values of a.

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Cambridge IGCSE And O Level Additional Mathematics Coursebook

ISBN: 9781108411660

2nd Edition

Authors: Sue Pemberton

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Question Posted: Aug 23, 2021 01:34 AM

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x + a is a factor of x 3 + 8x 2 + 4ax 3a. a.

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Cambridge IGCSE And O Level Additional Mathematics Coursebook

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