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1 markPaper 1 · Multiple choiceThe Modulus Function

CAPE Pure Mathematics Unit 1 · 2008 (T&T) · Paper 1 · Question Q11

If |x - 1|^2 + 2|x - 1| = 3, then x is

  1. (A)0 or 2
  2. (B)-2 or 1
  3. (C)\frac{1}{2} or 1
  4. (D)\frac{2}{3} or 0

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