Medium Mathematics Chapter 1: Real Numbers Class 10 Level 16

कौन सा कथन \(\sqrt{5}\) की सिद्धि के क्रम को सही बताता है?

Which statement gives the correct order of the proof of \(\sqrt{5}\)?

Explanation opens after your attempt
Correct Answer

A. मानें \(\sqrt{5}\) परिमेय है, \(p^2=5q^2\) पाएं, (p) और (q) दोनों (5) से विभाज्य दिखाएंAssume \(\sqrt{5}\) rational, get \(p^2=5q^2\), show both (p) and (q) divisible by (5)

Step 1

Concept

The proof starts with the rational assumption.

Step 2

Why this answer is correct

Squaring gives \(p^2=5q^2\).

Step 3

Exam Tip

Finally, a common factor (5) in both gives the contradiction. चरण 1: प्रमाण परिमेय मान्यता से शुरू होता है। चरण 2: वर्ग करने पर \(p^2=5q^2\) मिलता है। चरण 3: अंत में दोनों में (5) साझा गुणनखंड दिखाकर विरोधाभास बनाया जाता है।

FAQs

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What is the correct answer to this Mathematics MCQ?

The correct answer is A. मानें \(\sqrt{5}\) परिमेय है, \(p^2=5q^2\) पाएं, (p) और (q) दोनों (5) से विभाज्य दिखाएं / Assume \(\sqrt{5}\) rational, get \(p^2=5q^2\), show both (p) and (q) divisible by (5).

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