\(4x^2-4x-15\) के गुणनखंड कौन से हैं?
What are the factors of \(4x^2-4x-15\)?
Explanation opens after your attempt
C. ((2x-5)(2x+3))
Concept
((2x-5)(2x+3)=4x-2+6x-10x-15=4x-2-4x-15). Exam tip: check the sum of cross terms.
Why this answer is correct
The correct answer is C. ((2x-5)(2x+3)). ((2x-5)(2x+3)=4x-2+6x-10x-15=4x-2-4x-15). Exam tip: check the sum of cross terms.
Exam Tip
((2x-5)(2x+3)=4x-2+6x-10x-15=4x-2-4x-15) है। परीक्षा में क्रॉस पदों का योग देखें।
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