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1 markPaper 1 · Multiple choiceBinary Operations

CSEC Mathematics · January 2013 · Paper 1 · Question Q30

Given that 3 * 6 = 12 and 2 * 5 = 9, then a * b may be defined as

  1. (A)4(b - a)
  2. (B)a^2 - b
  3. (C)6a - b
  4. (D)2a + b

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