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rational-numbers MCQ Questions for Class 10

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Practice Questions

1 questions tagged with rational-numbers.

Question 1/1 Easy Mathematics Chapter 1: Real Numbers 5: Irrational numbers Class 10 Level 13

निम्नलिखित में से कौन-सी संख्या परिमेय है?

Which of the following numbers is rational?

Explanation opens after your attempt
Correct Answer

C. \(\sqrt{9}\)

Step 1

Concept

The square root of a perfect square is rational.

Step 2

Why this answer is correct

(9) is a perfect square and \(\sqrt{9}=3\), so it is rational.

Step 3

Exam Tip

In square root questions, first check whether the number inside is a perfect square. चरण 1: पूर्ण वर्ग का वर्गमूल परिमेय संख्या होता है। चरण 2: (9) पूर्ण वर्ग है और \(\sqrt{9}=3\), इसलिए यह परिमेय है। चरण 3: वर्गमूल वाले प्रश्न में पहले देखें कि अंदर की संख्या पूर्ण वर्ग है या नहीं।

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