\(x^2+6x+9\) को पूर्ण वर्ग के रूप में लिखें।
Write \(x^2+6x+9\) as a perfect square.
Explanation opens after your attempt
A. ((x+3)2)correct perfect square
Concept
\(9=3^2\) and \(6x=2\cdot x\cdot3\). In exams take the square root of the last term and match the middle term.
Why this answer is correct
The correct answer is A. ((x+3)2) / correct perfect square. \(9=3^2\) and \(6x=2\cdot x\cdot3\). In exams take the square root of the last term and match the middle term.
Exam Tip
\(9=3^2\) और \(6x=2\cdot x\cdot3\) है। परीक्षा में अंतिम पद का वर्गमूल लेकर मध्य पद मिलाएं।
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