\(x^2-6x+18=0\) में पूर्ण वर्ग बनाने पर कौनसा रूप बनेगा?
What form is obtained by completing the square in \(x^2-6x+18=0\)?
Explanation opens after your attempt
Correct Answer
A. ((x-3)2+9=0)
Concept
(x-2-6x+18=(x-3)2+9), so no real roots are obtained. In exams, use completed square form to understand the nature of roots.
Why this answer is correct
The correct answer is A. ((x-3)2+9=0). (x-2-6x+18=(x-3)2+9), so no real roots are obtained. In exams, use completed square form to understand the nature of roots.
Exam Tip
(x-2-6x+18=(x-3)2+9), इसलिए वास्तविक मूल नहीं मिलते। परीक्षा में पूर्ण वर्ग रूप से भी मूलों की प्रकृति समझें।
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