पूर्ण वर्ग विधि में \(x^2-10x+7=0\) के लिए किस संख्या का प्रयोग होगा?
In completing square method for \(x^2-10x+7=0\), which number will be used?
Explanation opens after your attempt
A. (25)
Concept
Half of (-10) is (-5), and ((-5)2=25). In exams, add the square of half the coefficient.
Why this answer is correct
The correct answer is A. (25). Half of (-10) is (-5), and ((-5)2=25). In exams, add the square of half the coefficient.
Exam Tip
(-10) का आधा (-5) है और ((-5)2=25) होता है। परीक्षा में आधे गुणांक का वर्ग जोड़ें।
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