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WAEC Mathematics 2013 Question 44

Question 44

Sets

Using the Venn diagram, find n(X∩Y′).

Diagram for this question
  1. A.2
  2. B.3
  3. C.4
  4. D.6
Show the answer and explanation

Answer: A (2)

Explanation

X∩Y′ is the part of X outside Y: {a, b}, which has 2 elements.