यदि (A) के कुल उपसमुच्चय (256) हैं, तो (A) में कितने तत्व हैं?

If (A) has (256) total subsets, how many elements does (A) have?

Explanation opens after your attempt
Correct Answer

C. (8)

Step 1

Concept

Total subsets are \(2^n\), and \(256=2^8\). Therefore (A) has (8) elements.

Step 2

Why this answer is correct

The correct answer is C. (8). Total subsets are \(2^n\), and \(256=2^8\). Therefore (A) has (8) elements.

Step 3

Exam Tip

कुल उपसमुच्चय \(2^n\) होते हैं और \(256=2^8\)। इसलिए (A) में (8) तत्व हैं।

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Mathematics Answer, Explanation and Revision Hints

यदि (A) के कुल उपसमुच्चय (256) हैं, तो (A) में कितने तत्व हैं? / If (A) has (256) total subsets, how many elements does (A) have?

Correct Answer: C. (8). Explanation: कुल उपसमुच्चय \(2^n\) होते हैं और \(256=2^8\)। इसलिए (A) में (8) तत्व हैं। / Total subsets are \(2^n\), and \(256=2^8\). Therefore (A) has (8) elements.

Which concept should I revise for this Mathematics MCQ?

Total subsets are \(2^n\), and \(256=2^8\). Therefore (A) has (8) elements.

What exam hint can help solve this Mathematics question?

कुल उपसमुच्चय \(2^n\) होते हैं और \(256=2^8\)। इसलिए (A) में (8) तत्व हैं।