( (x+2)2-\(x^2+4\) ) का सरल रूप क्या है?
What is the simplified form of ( (x+2)2-\(x^2+4\) )?
Explanation opens after your attempt
B. (4x)
Concept
( (x+2)2=x-2+4x+4 ). Subtracting \(x^2+4\) leaves (4x).
Why this answer is correct
The correct answer is B. (4x). ( (x+2)2=x-2+4x+4 ). Subtracting \(x^2+4\) leaves (4x).
Exam Tip
( (x+2)2=x-2+4x+4 ) है। \(x^2+4\) घटाने पर (4x) बचता है।
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