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WAEC Further Mathematics 2023 Objective — Question 19

Question 19 of 40 from the West African Examinations Council (WAEC) Further Mathematics 2023 Objective paper, with the correct answer and a full explanation.

Given that M and N are two sets. Which of the following is the same as (M INTERSECT N)'?

A. M' INTERSECT N'
B. M' UNION N'Correct
C. M INTERSECT N'
D. M' INTERSECT N' (as printed)

Explanation

By De Morgan's Law, (M intersect N)' = M' union N'.

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