The 2nd term in ascending powers of x in the expansion of (1 5x) is

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The 2nd term in ascending powers of x in the expansion of (1 − 5x)" is − 25x.
Find the value of n.

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Complete Pure Mathematics 1 For Cambridge International AS & A Level

ISBN: 9780198427438

2nd Edition

Authors: Jean Linsky, Brian Western, James Nicholson

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Question Posted: Apr 13, 2023 10:58 AM

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The 2nd term in ascending powers of x in the expansion of (1 5x) is

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The general term in the binomial expansion of 1 5xn is given by Tr 1 Cn r 1nr 5xr where Cn r is the ...View the full answer

Complete Pure Mathematics 1 For Cambridge International AS & A Level

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