\(25x^2-64y^2\) का गुणनखंड रूप कौन सा है?

Which is the factorised form of \(25x^2-64y^2\)?

Author: Muft Shiksha Editorial Team Published:
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Correct Answer

B. ((5x-8y)(5x+8y))

Step 1

Concept

Here (25x-2=(5x)2) and (64y-2=(8y)2). Exam tip: take square roots of both squares.

Step 2

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.

Step 3

Exam Tip

(25x-2=(5x)2) और (64y-2=(8y)2) है। परीक्षा में दोनों वर्गों की वर्गमूल निकालें।

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Mathematics Answer, Explanation and Revision Hints

\(25x^2-64y^2\) का गुणनखंड रूप कौन सा है? / Which is the factorised form of \(25x^2-64y^2\)?

Correct Answer: B. ((5x-8y)(5x+8y)). Explanation: (25x-2=(5x)2) और (64y-2=(8y)2) है। परीक्षा में दोनों वर्गों की वर्गमूल निकालें। / Here (25x-2=(5x)2) and (64y-2=(8y)2). Exam tip: take square roots of both squares.

Which concept should I revise for this Mathematics MCQ?

Here (25x-2=(5x)2) and (64y-2=(8y)2). Exam tip: take square roots of both squares.

What exam hint can help solve this Mathematics question?

(25x-2=(5x)2) और (64y-2=(8y)2) है। परीक्षा में दोनों वर्गों की वर्गमूल निकालें।