यदि \(A=\{m,n,o\}\) है, तो \(A\times A\) में कितने क्रमित युग्म होंगे?
If \(A=\{m,n,o\}\), how many ordered pairs are in \(A\times A\)?
Explanation opens after your attempt
D. (9)
Concept
(n\(A\times A\)=n(A)2=32=9). Pairs with equal components are also included.
Why this answer is correct
The correct answer is D. (9). (n\(A\times A\)=n(A)2=32=9). Pairs with equal components are also included.
Exam Tip
(n\(A\times A\)=n(A)2=32=9) होता है। समान घटक वाले युग्म भी इसमें शामिल होते हैं।
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