The coefficient of x 2 in the expansion of (1 ax) 4 is 30 times the coefficient of x in the expansion of Find the value of a 1 ax 3 3...

The general term in the binomial expansion of 1ax4 is given by Tr C4r 14r axr C4r ar ...

The coefficient of x 2 in the expansion of (1 + ax) 4 is 30 times the

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The coefficient of x² in the expansion of (1 + ax)⁴ is 30 times the coefficient of x in the expansion of

Find the value of a.

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Cambridge International AS And A Level Mathematics Pure Mathematics 1 Coursebook

ISBN: 9781108407144

1st Edition

Authors: Sue Pemberton, Julian Gilbey

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Question Posted: Mar 10, 2023 06:35 AM

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The coefficient of x 2 in the expansion of (1 + ax) 4 is 30 times the

Question:

1+ ax 3 3

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The general term in the binomial expansion of 1ax4 is given by Tr C4r 14r axr C4r ar ...View the full answer

Cambridge International AS And A Level Mathematics Pure Mathematics 1 Coursebook

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