यदि \(f:A\to B\) में \(A=\{a,b,c,d\}\) और \(f=\{(a,1),(b,1),(c,2),(d,2)\}\) हो, तो (f) का परिसर क्या है?
If \(f:A\to B\) has \(A=\{a,b,c,d\}\) and \(f=\{(a,1),(b,1),(c,2),(d,2)\}\), what is the range of (f)?
Explanation opens after your attempt
B. ({1,2})
Concept
The range is the set of distinct obtained images, so it is ({1,2}). In exams, write repeated images only once.
Why this answer is correct
The correct answer is B. ({1,2}). The range is the set of distinct obtained images, so it is ({1,2}). In exams, write repeated images only once.
Exam Tip
परिसर अलग-अलग प्राप्त छवियों का समुच्चय है इसलिए ({1,2}) मिलेगा। परीक्षा में दोहराई छवियों को एक बार लिखें।
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