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BECE Mathematics 2013 Paper

Question : 40

Total: 40

Solution:

Concept:

Two sets are called disjoint when they have no common element.

Explanation:

The intersection of two sets

A

and

B

is the set of all elements common to both.

If their intersection is an empty set, then

A \cap B = \emptyset

This means the two sets do not share any element.

Such sets are known as disjoint sets.

Answer:

A. disjoint sets.

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