\(7x^2-28xy+28y^2\) का गुणनखंड रूप कौन-सा है?
Which is the factorised form of \(7x^2-28xy+28y^2\)?
Explanation opens after your attempt
A. (7(x-2y)2)सही रूप
Concept
First take out (7), and the remaining (x-2-4xy+4y-2=(x-2y)2). In exams identify the perfect square after the common factor.
Why this answer is correct
The correct answer is A. (7(x-2y)2) / सही रूप. First take out (7), and the remaining (x-2-4xy+4y-2=(x-2y)2). In exams identify the perfect square after the common factor.
Exam Tip
पहले (7) निकालें और शेष (x-2-4xy+4y-2=(x-2y)2) है। परीक्षा में सामान्य गुणनखंड के बाद पूर्ण वर्ग पहचानें।
Login to save your score, XP, coins and progress.
