Easy Mathematics Chapter 1: Real Numbers Class 10 Level 17

किस प्रमाण में अभाज्य गुणनखंड (2) का उपयोग मुख्य रूप से होता है?

In which proof is the prime factor (2) used mainly?

Explanation opens after your attempt
Correct Answer

A. \(\sqrt{2}\) की अपरिमेयता के प्रमाण मेंIn the proof of irrationality of \(\sqrt{2}\)

Step 1

Concept

In the proof of \(\sqrt{2}\), we get \(a^2=2b^2\).

Step 2

Why this answer is correct

So the factor (2) plays the main role.

Step 3

Exam Tip

The number under the square root appears as the key factor in the proof. चरण 1: \(\sqrt{2}\) के प्रमाण में \(a^2=2b^2\) मिलता है। चरण 2: इसलिए (2) का गुणनखंड मुख्य भूमिका निभाता है। चरण 3: जिस संख्या का वर्गमूल हो, वही गुणनखंड प्रमाण में आता है।

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The correct answer is A. \(\sqrt{2}\) की अपरिमेयता के प्रमाण में / In the proof of irrationality of \(\sqrt{2}\).

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