\(2x^2-5x-3\) का सही गुणनखंडन कौन सा है?
Which is the correct factorisation of \(2x^2-5x-3\)?
Explanation opens after your attempt
B. ((2x+1)(x-3))
Concept
( (2x+1)(x-3)=2x-2-6x+x-3=2x-2-5x-3). Exam tip: check the sum of opposite-sign terms.
Why this answer is correct
The correct answer is B. ((2x+1)(x-3)). ( (2x+1)(x-3)=2x-2-6x+x-3=2x-2-5x-3). Exam tip: check the sum of opposite-sign terms.
Exam Tip
((2x+1)(x-3)=2x-2-6x+x-3=2x-2-5x-3) है। परीक्षा में विपरीत चिह्न वाले पदों का योग जांचें।
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