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1 markPaper 1 · Multiple choiceThe Binomial Theorem

CAPE Pure Mathematics Unit 2 · May/June 2017 · Paper 1 · Question Q22

The coefficient of a^2b^5 in the expansion of (a + b)^7 is

  1. (A)7
  2. (B)21
  3. (C)28
  4. (D)30

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