\(y^2-11y+30\) को गुणनखंडित करने पर क्या मिलेगा?
What do we get by factorising \(y^2-11y+30\)?
Explanation opens after your attempt
A. ((y-5)(y-6))
Concept
Here (-5-6=-11) and ((-5)(-6)=30). Exam tip: for a negative middle term, both factors may be negative.
Why this answer is correct
The correct answer is A. ((y-5)(y-6)). Here (-5-6=-11) and ((-5)(-6)=30). Exam tip: for a negative middle term, both factors may be negative.
Exam Tip
(-5-6=-11) और ((-5)(-6)=30) है। परीक्षा में ऋण मध्य पद के लिए दोनों कारक ऋण हो सकते हैं।
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