यदि \(A=\{1,2,3\}\), \(B=\{0,1\}\) और (R={(x,y):\(y\equiv x \pmod{2}\)}) हो, तो (R) के बारे में क्या सही है?
If \(A=\{1,2,3\}\), \(B=\{0,1\}\), and (R={(x,y):\(y\equiv x \pmod{2}\)}), what is correct about (R)?
Explanation opens after your attempt
B. यह फलन है और परिसर ({0,1}) हैIt is a function and range is ({0,1})
Concept
Odd numbers have image (1) and the even number has image (0). Having the same image is not a problem for a function.
Why this answer is correct
The correct answer is B. यह फलन है और परिसर ({0,1}) है / It is a function and range is ({0,1}). Odd numbers have image (1) and the even number has image (0). Having the same image is not a problem for a function.
Exam Tip
विषम संख्याओं की छवि (1) और सम संख्या की छवि (0) है। समान छवि होना फलन के लिए बाधा नहीं है।
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