यदि \(A=\{1,2,3,4,5,6\}\), तो (P(A)) के कितने अवयवों में कम से कम (2) अवयव होंगे?
If \(A=\{1,2,3,4,5,6\}\), how many elements of (P(A)) have at least (2) elements?
Explanation opens after your attempt
B. (57)
Concept
Total subsets are (64), and empty plus (1)-element subsets are (1+6=7). Therefore (64-7=57).
Why this answer is correct
The correct answer is B. (57). Total subsets are (64), and empty plus (1)-element subsets are (1+6=7). Therefore (64-7=57).
Exam Tip
कुल उपसमुच्चय (64) हैं, खाली और (1)-अवयवी उपसमुच्चय (1+6=7) हैं। अतः (64-7=57)।
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