किस विकल्प में \(x^2\le0\) का वास्तविक हल सही है?
Which option gives the correct real solution of \(x^2\le0\)?
Explanation opens after your attempt
Correct Answer
A. ({0})
Concept
Both \(x^2\le0\) and \(x^2\ge0\) are possible only when (x=0). In exams check the equality case separately.
Why this answer is correct
The correct answer is A. ({0}). Both \(x^2\le0\) and \(x^2\ge0\) are possible only when (x=0). In exams check the equality case separately.
Exam Tip
\(x^2\le0\) और \(x^2\ge0\) दोनों तभी संभव हैं जब (x=0)। परीक्षा में बराबरी का मामला अलग जांचें।
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