यदि \(A=\{0,2\}\) और \(B=\{1,3,5\}\) हैं, तो \(A\times B\) में दूसरे घटक (3) वाले कितने युग्म होंगे?
If \(A=\{0,2\}\) and \(B=\{1,3,5\}\), how many pairs in \(A\times B\) have second component (3)?
Explanation opens after your attempt
Correct Answer
B. (2)
Concept
The second component (3) is fixed and the first component can be any of the (2) elements of (A). In such questions, keep the fixed component separate.
Why this answer is correct
The correct answer is B. (2). The second component (3) is fixed and the first component can be any of the (2) elements of (A). In such questions, keep the fixed component separate.
Exam Tip
दूसरा घटक (3) निश्चित है और पहला घटक (A) के (2) तत्वों में से कोई भी हो सकता है। ऐसे प्रश्नों में निश्चित घटक को अलग रखें।
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