कौन सा विकल्प फलन की सही परिभाषा के सबसे निकट है?
Which option is closest to the correct definition of a function?
Explanation opens after your attempt
Correct Answer
A. ऐसा संबंध जिसमें हर \(x\in A\) का ठीक एक \(y\in B\) होA relation in which every \(x\in A\) has exactly one \(y\in B\)
Concept
In a function, every \(x\in A\) is associated with exactly one element of (B). This is the key point of the definition.
Why this answer is correct
The correct answer is A. ऐसा संबंध जिसमें हर \(x\in A\) का ठीक एक \(y\in B\) हो / A relation in which every \(x\in A\) has exactly one \(y\in B\). In a function, every \(x\in A\) is associated with exactly one element of (B). This is the key point of the definition.
Exam Tip
फलन में हर \(x\in A\) को (B) के ठीक एक तत्व से जोड़ा जाता है। यही परिभाषा की मुख्य बात है।
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