Hard Mathematics Chapter 1: Real Numbers Class 10 Level 14

यदि \(\sqrt{n}\) अपरिमेय है और (n) एक धनात्मक पूर्णांक है, तो (n) के बारे में सही बात क्या है?

If \(\sqrt{n}\) is irrational and (n) is a positive integer, what is true about (n)?

Explanation opens after your attempt
Correct Answer

B. (n) पूर्ण वर्ग नहीं है(n) is not a perfect square

Step 1

Concept

The square root of a perfect square is an integer.

Step 2

Why this answer is correct

If (n) is not a perfect square, then \(\sqrt{n}\) is irrational.

Step 3

Exam Tip

Do not judge only by evenness or primality; check whether it is a perfect square. चरण 1: किसी पूर्ण वर्ग का वर्गमूल पूर्णांक होता है। चरण 2: यदि (n) पूर्ण वर्ग नहीं है, तो \(\sqrt{n}\) अपरिमेय होता है। चरण 3: केवल सम या अभाज्य देखकर निर्णय न लें; पूर्ण वर्ग की जाँच करें।

FAQs

Mathematics Question FAQs

What is the correct answer to this Mathematics MCQ?

The correct answer is B. (n) पूर्ण वर्ग नहीं है / (n) is not a perfect square.

Where can I practice more Mathematics questions?

Open the subject page or level quiz links on this page to practice more active Mathematics MCQs with answers and explanations.

Related Mathematics Questions

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.