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1.7.1 Binomial expansion

1.7.1 Binomial expansion

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Question 2

The first three terms, in ascending powers of xxx, in the expansion of (1+px)n(1 + px)^n(1+px)n are 1+18x+135x21 + 18x + 135x^21+18x+135x2

where n n\,n is a positive integer and p p\,p is a constant.

Find the values of n n\,n and ppp.

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Markscheme

1.7.1 Binomial expansion Questions

  1. A Level
  2. /Maths
  3. /1.7.1 Binomial expansion

144 exam-style questions on AQA A Level Maths 1.7.1 Binomial expansion. Each one has a worked solution and a mark scheme showing where the marks go.

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