Medium Mathematics Chapter 1: Real Numbers Class 10 Level 18

कौन सा कथन \(\sqrt{2}\), \(\sqrt{3}\), और \(\sqrt{5}\) की सिद्धि में गलत तरीका है?

Which statement is a wrong method in the proofs of \(\sqrt{2}\), \(\sqrt{3}\), and \(\sqrt{5}\)?

Explanation opens after your attempt
Correct Answer

A. वर्गमूल को अंदर की संख्या के बराबर माननाTreating the square root as equal to the number inside it

Step 1

Concept

Writing \(\sqrt{2}=2\), \(\sqrt{3}=3\), or \(\sqrt{5}=5\) is wrong.

Step 2

Why this answer is correct

The correct method assumes rationality, writes a fraction, and squares.

Step 3

Exam Tip

Do not treat a square root as equal to the number inside. चरण 1: \(\sqrt{2}=2\), \(\sqrt{3}=3\), या \(\sqrt{5}=5\) लिखना गलत है। चरण 2: सही विधि में परिमेय मानकर भिन्न लिखते हैं और वर्ग करते हैं। चरण 3: वर्गमूल को अंदर की संख्या के बराबर न मानें।

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What is the correct answer to this Mathematics MCQ?

The correct answer is A. वर्गमूल को अंदर की संख्या के बराबर मानना / Treating the square root as equal to the number inside it.

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