Question

what is the cardinality of the power set of the set { 1,2,0}​

Answer 1

Answer:

8

Explanation:

The cardinality of a set is the number of elements contained.

Cardinality of Power set = n[P(A)] = 2^n

here n in power of 2 means no of elements in Set A.

n[P(A)] =2^3

n[P(A)] = 8

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