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The cardinality of the set A = {1, 2, 3, 4, 6} is?

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The cardinality of the set A = {1, 2, 3, 4, 6} is?

(a) 5

(b) 6

(c) Integer

(d) None of the mentioned

I got this question in an internship interview.

The above asked question is from Cardinality of Sets in portion Basic Structures: Sets, Functions, Sequences, Sums and Matrices of Discrete Mathematics

1 Answer

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Right choice is (a) 5

Easy explanation: 5, it is a number of elements in the sets.

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