\(x^4+4y^4+4x^2y^2-z^2\) का गुणनखंड रूप क्या है?
What is the factorised form of \(x^4+4y^4+4x^2y^2-z^2\)?
Explanation opens after your attempt
A. ( \(x^2+2y^2-z\)\(x^2+2y^2+z\) )
Concept
First write \(x^4+4x^2y^2+4y^4\) as (\(x^2+2y^2\)2). Exam tip: arranging the terms correctly helps.
Why this answer is correct
The correct answer is A. ( \(x^2+2y^2-z\)\(x^2+2y^2+z\) ). First write \(x^4+4x^2y^2+4y^4\) as (\(x^2+2y^2\)2). Exam tip: arranging the terms correctly helps.
Exam Tip
पहले \(x^4+4x^2y^2+4y^4\) को (\(x^2+2y^2\)2) बनाएं। परीक्षा में पदों को सही क्रम में लगाना मदद करता है।
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