Math, asked by imtiyazbhanu11, 5 months ago

Find the cardinal number of the set {1:15N.x57}

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Answered by Anonymous

Answer:

Cardinal Number of a Set: The number of elements in a set is the cardinal number of that set. Notation: If a set A is equivalent to the set {1, 2, 3, …, N}, we write n(A) = N and say “The cardinal number of set A is N.” Also, n(Ø) = 0. The cardinal number for an empty set is zero.

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