\(x^2-15x+56\) का सही गुणनखंड रूप क्या है?
What is the correct factorised form of \(x^2-15x+56\)?
Explanation opens after your attempt
A. ((x-7)(x-8))
Concept
(-7-8=-15) and ((-7)(-8)=56). In exams, keep both factors negative.
Why this answer is correct
The correct answer is A. ((x-7)(x-8)). (-7-8=-15) and ((-7)(-8)=56). In exams, keep both factors negative.
Exam Tip
(-7-8=-15) और ((-7)(-8)=56) है। परीक्षा में दोनों गुणनखंड ऋणात्मक रखें।
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