Search Class 10 Questions

1 result found for "decimal-error" in Class 10.

Question Expert Mathematics Chapter 1: Real Numbers 6: Proof of irrationality of √2, √3, √5 Class 10 Level 16

कौन-सा कथन \(\sqrt{2}\) की अपरिमेयता सिद्ध करने के लिए पर्याप्त तर्क का हिस्सा नहीं है?

Which statement is not part of a sufficient argument for proving \(\sqrt{2}\) irrational?

Explanation opens after your attempt
Correct Answer

A. \(\sqrt{2}\) का दशमलव लगभग (1.414) हैThe decimal of \(\sqrt{2}\) is approximately (1.414)

Step 1

Concept

A short decimal approximation does not prove irrationality.

Step 2

Why this answer is correct

A solid proof assumes rationality and derives a contradiction.

Step 3

Exam Tip

In exams, write logical proof instead of approximation. चरण 1: दशमलव का छोटा अनुमान अपरिमेयता सिद्ध नहीं करता। चरण 2: ठोस प्रमाण में परिमेय मानकर विरोधाभास निकाला जाता है। चरण 3: परीक्षा में अनुमान की जगह तार्किक प्रमाण लिखें।

Open Question Page
Ask Friends
Student Class Required

Select your class first

Quiz questions, daily challenge and practice pages will open according to your selected class. Class 11/12 ke liye stream bhi select karein.