\(x^2-16x+64\) के लिए सही कथन कौन-सा है?
Which statement is correct for \(x^2-16x+64\)?
Explanation opens after your attempt
A. यह ((x-8)2) हैit is ((x-8)2)
Concept
\(64=8^2\) and \(-16x=-2\cdot x\cdot8\). In exams check both the last term and the middle term in a perfect square.
Why this answer is correct
The correct answer is A. यह ((x-8)2) है / it is ((x-8)2). \(64=8^2\) and \(-16x=-2\cdot x\cdot8\). In exams check both the last term and the middle term in a perfect square.
Exam Tip
\(64=8^2\) और \(-16x=-2\cdot x\cdot8\) है। परीक्षा में पूर्ण वर्ग में अंतिम पद और मध्य पद दोनों जांचें।
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