यदि \(A=\{r,s,t,u\}\) है, तो निम्न में से कौन सा (\mathcal{P}(A)) का तत्व है?
If \(A=\{r,s,t,u\}\), which of the following is an element of (\mathcal{P}(A))?
Explanation opens after your attempt
Correct Answer
B. ({r,t})
Concept
Every element of a power set is a subset of the original set. ({r,t}) contains only elements of (A) so it is correct.
Why this answer is correct
The correct answer is B. ({r,t}). Every element of a power set is a subset of the original set. ({r,t}) contains only elements of (A) so it is correct.
Exam Tip
घात समुच्चय का प्रत्येक तत्व मूल समुच्चय का उपसमुच्चय होता है। ({r,t}) में केवल (A) के तत्व हैं इसलिए यह सही है।
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