\(4x^2-12xy+9y^2-25z^2\) का पूर्ण गुणनखंड रूप कौन-सा है?
Which is the complete factorised form of \(4x^2-12xy+9y^2-25z^2\)?
Explanation opens after your attempt
A. ((2x-3y-5z)(2x-3y+5z))सही रूप
Concept
First (4x-2-12xy+9y-2=(2x-3y)2), then apply difference of squares. In exams take the square root of the group correctly.
Why this answer is correct
The correct answer is A. ((2x-3y-5z)(2x-3y+5z)) / सही रूप. First (4x-2-12xy+9y-2=(2x-3y)2), then apply difference of squares. In exams take the square root of the group correctly.
Exam Tip
पहले (4x-2-12xy+9y-2=(2x-3y)2), फिर वर्गों का अंतर लगाएं। परीक्षा में समूह का वर्गमूल सही लें।
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