\(x^2+6x+c\) पूर्ण वर्ग त्रिपद हो और (c) धनात्मक हो तो (c) क्या है?
If \(x^2+6x+c\) is a perfect square trinomial and (c) is positive, what is (c)?
Explanation opens after your attempt
C. (9)
Concept
Half of (6) is (3), and \(3^2=9\). Exam tip: square half of the middle coefficient.
Why this answer is correct
The correct answer is C. (9). Half of (6) is (3), and \(3^2=9\). Exam tip: square half of the middle coefficient.
Exam Tip
(6) का आधा (3) है और \(3^2=9\) है। परीक्षा में आधे मध्य गुणांक का वर्ग लें।
Login to save your score, XP, coins and progress.
