\(25x^2-30xy+9y^2\) को गुणनखंडित कीजिए।
Factorise \(25x^2-30xy+9y^2\).
Explanation opens after your attempt
C. ((5x-3y)2)
Concept
It is ((5x)2-2\cdot5x\cdot3y+(3y)2). Exam tip: use the subtraction square for a negative middle term.
Why this answer is correct
The correct answer is C. ((5x-3y)2). It is ((5x)2-2\cdot5x\cdot3y+(3y)2). Exam tip: use the subtraction square for a negative middle term.
Exam Tip
यह ((5x)2-2\cdot5x\cdot3y+(3y)2) है। परीक्षा में ऋण मध्य पद होने पर घटाव वाला वर्ग लें।
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