\(25x^2-64y^2\) का गुणनखंड रूप कौन सा है?
Which is the factorised form of \(25x^2-64y^2\)?
Explanation opens after your attempt
B. ((5x-8y)(5x+8y))
Concept
Here (25x-2=(5x)2) and (64y-2=(8y)2). Exam tip: take square roots of both squares.
Why this answer is correct
The correct answer is B. ((5x-8y)(5x+8y)). Here (25x-2=(5x)2) and (64y-2=(8y)2). Exam tip: take square roots of both squares.
Exam Tip
(25x-2=(5x)2) और (64y-2=(8y)2) है। परीक्षा में दोनों वर्गों की वर्गमूल निकालें।
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