\(8x^2-14x-15=0\) को हल करने में कौनसा गुणनखंड रूप सही है?
Which factorised form is correct for solving \(8x^2-14x-15=0\)?
Explanation opens after your attempt
A. ((4x+3)(2x-5)=0)
Concept
((4x+3)(2x-5)=8x-2-20x+6x-15=8x-2-14x-15), so it is correct. In exams, verify factorisation by expanding.
Why this answer is correct
The correct answer is A. ((4x+3)(2x-5)=0). ((4x+3)(2x-5)=8x-2-20x+6x-15=8x-2-14x-15), so it is correct. In exams, verify factorisation by expanding.
Exam Tip
((4x+3)(2x-5)=8x-2-20x+6x-15=8x-2-14x-15), इसलिए यह सही है। परीक्षा में गुणनखंड को विस्तार करके जांचें।
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