वर्गमूल सर्पिल में \(\sqrt{20}\) किस प्रकार की संख्या है और क्यों?

What type of number is \(\sqrt{20}\) in a square root spiral and why?

Author: Muft Shiksha Editorial Team Published:
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Correct Answer

B. अपरिमेय संख्या, क्योंकि (20) पूर्ण वर्ग नहीं हैIrrational number because (20) is not a perfect square

Step 1

Concept

(20) is not a perfect square. Therefore \(\sqrt{20}\) gives an irrational length.

Step 2

Why this answer is correct

The correct answer is B. अपरिमेय संख्या, क्योंकि (20) पूर्ण वर्ग नहीं है / Irrational number because (20) is not a perfect square. (20) is not a perfect square. Therefore \(\sqrt{20}\) gives an irrational length.

Step 3

Exam Tip

(20) पूर्ण वर्ग नहीं है। इसलिए \(\sqrt{20}\) अपरिमेय लंबाई देता है।

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वर्गमूल सर्पिल में \(\sqrt{20}\) किस प्रकार की संख्या है और क्यों? / What type of number is \(\sqrt{20}\) in a square root spiral and why?

Correct Answer: B. अपरिमेय संख्या, क्योंकि (20) पूर्ण वर्ग नहीं है / Irrational number because (20) is not a perfect square. Explanation: (20) पूर्ण वर्ग नहीं है। इसलिए \(\sqrt{20}\) अपरिमेय लंबाई देता है। / (20) is not a perfect square. Therefore \(\sqrt{20}\) gives an irrational length.

Which concept should I revise for this Mathematics MCQ?

(20) is not a perfect square. Therefore \(\sqrt{20}\) gives an irrational length.

What exam hint can help solve this Mathematics question?

(20) पूर्ण वर्ग नहीं है। इसलिए \(\sqrt{20}\) अपरिमेय लंबाई देता है।