If A = 3, 4, 8, 9, 12, B = 3, 4, 7, 9, 12 and C = 2, 4, 7, 11, find A - (B cup C).

  1. 4, 7
  2. 3, 4, 7, 8, 9, 12
  3. 4
  4. 8
Answer

D) 8

Work out the brackets first. A - (B cup C) = 8. SLO M-09-A-11 · Application

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