\(x^2+4x+4\) का गुणनखंडन कौन सा है?
Which is the factorisation of \(x^2+4x+4\)?
Explanation opens after your attempt
B. ((x+2)2)
Concept
\(4=2^2\) and \(4x=2\cdot2x\). Therefore (x-2+4x+4=(x+2)2).
Why this answer is correct
The correct answer is B. ((x+2)2). \(4=2^2\) and \(4x=2\cdot2x\). Therefore (x-2+4x+4=(x+2)2).
Exam Tip
\(4=2^2\) और \(4x=2\cdot2x\) है। इसलिए (x-2+4x+4=(x+2)2) है।
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