The number of elements in the power set { 1,2,3}

A ) 5

B ) 6

C ) 7

D ) 8 ✅

Explanation: Original Set: {1, 2, 3} has 3 elements (n=3).  Formula: The number of subsets in a power set is \(2^{n}\).  Calculation: \(2^{3}=2\times 2\times 2=8\).  The 8 Subsets: {}, {1}, {2}, {3}, {1, 2}, {1, 3}, {2, 3}, {1, 2, 3}
Related Questions
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