संबंध \(R=\{(x,y):y^3=x,\ x\in{-8,-1,0,1,8},\ y\in{-2,-1,0,1,2}\}\) के बारे में क्या सही है?
What is correct about \(R=\{(x,y):y^3=x,\ x\in{-8,-1,0,1,8},\ y\in{-2,-1,0,1,2}\}\)?
Explanation opens after your attempt
A. यह फलन हैIt is a function
Concept
Each (x) has a unique real cube root lying in the given (Y). A cube-root relation does not give two values like a square-root relation.
Why this answer is correct
The correct answer is A. यह फलन है / It is a function. Each (x) has a unique real cube root lying in the given (Y). A cube-root relation does not give two values like a square-root relation.
Exam Tip
हर (x) का वास्तविक घनमूल अद्वितीय है और दिए गए (Y) में है। घनमूल संबंध वर्गमूल वाले संबंध जैसा दो मान नहीं देता।
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