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1 markPaper 1 · Multiple choiceThe Real Number System – ℝ

CAPE Pure Mathematics Unit 1 · May/June 2011 · Paper 1 · Question Q5

The (k + 1) term in \sum_{r=1}^n r(r - 1) is

  1. (A)k^2
  2. (B)k + 1
  3. (C)k^2 + 1
  4. (D)k(k + 1)

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