Easy Mathematics Chapter 1: Real Numbers Class 10 Level 17

कौन सा विकल्प \(\sqrt{2}\) की सिद्धि में गलत कारण है?

Which option is a wrong reason in the proof of \(\sqrt{2}\)?

Explanation opens after your attempt
Correct Answer

A. क्योंकि \(\sqrt{2}=2\) होता हैBecause \(\sqrt{2}=2\)

Step 1

Concept

\(\sqrt{2}=2\) is false because \(2^2=4\).

Step 2

Why this answer is correct

The correct proof uses \(a^2=2b^2\) to get evenness and contradiction.

Step 3

Exam Tip

Avoid writing false equalities. चरण 1: \(\sqrt{2}=2\) गलत है क्योंकि \(2^2=4\) होता है। चरण 2: सही प्रमाण में \(a^2=2b^2\) से समता और विरोधाभास मिलता है। चरण 3: गलत बराबरी लिखने से बचें।

FAQs

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What is the correct answer to this Mathematics MCQ?

The correct answer is A. क्योंकि \(\sqrt{2}=2\) होता है / Because \(\sqrt{2}=2\).

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