\(x^2-7x+12\) का गुणनखंड रूप क्या है?
What is the factorised form of \(x^2-7x+12\)?
Explanation opens after your attempt
B. ((x-3)(x-4))correct factors
Concept
(-3+(-4)=-7) and ((-3)(-4)=12). In exams use two negative signs when the constant is positive and the middle term is negative.
Why this answer is correct
The correct answer is B. ((x-3)(x-4)) / correct factors. (-3+(-4)=-7) and ((-3)(-4)=12). In exams use two negative signs when the constant is positive and the middle term is negative.
Exam Tip
(-3+(-4)=-7) और ((-3)(-4)=12) है। परीक्षा में धनात्मक स्थिर पद और ऋणात्मक मध्य पद पर दोनों चिन्ह ऋणात्मक लें।
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