\(x^2-14x+c\) पूर्ण वर्ग त्रिपद हो तो (c) क्या होगा?
If \(x^2-14x+c\) is a perfect square trinomial, what will (c) be?
Explanation opens after your attempt
C. (49)
Concept
Half of (-14) is (-7), and ((-7)2=49). Exam tip: the constant term is a square.
Why this answer is correct
The correct answer is C. (49). Half of (-14) is (-7), and ((-7)2=49). Exam tip: the constant term is a square.
Exam Tip
(-14) का आधा (-7) और ((-7)2=49) है। परीक्षा में स्थिर पद हमेशा वर्ग होता है।
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