\(x^2+2xy+y^2-z^2\) का गुणनखंड रूप कौन सा है?
What is the factorised form of \(x^2+2xy+y^2-z^2\)?
Explanation opens after your attempt
Correct Answer
A. ((x+y-z)(x+y+z))
Concept
First (x-2+2xy+y-2=(x+y)2). Exam tip: use difference of squares after forming the perfect square.
Why this answer is correct
The correct answer is A. ((x+y-z)(x+y+z)). First (x-2+2xy+y-2=(x+y)2). Exam tip: use difference of squares after forming the perfect square.
Exam Tip
पहले (x-2+2xy+y-2=(x+y)2) बनता है। परीक्षा में पूर्ण वर्ग के बाद वर्गों का अंतर लगाएं।
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