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?
Explanation opens after your attempt
B. अपरिमेय संख्या, क्योंकि (20) पूर्ण वर्ग नहीं हैIrrational number because (20) is not a perfect square
Concept
(20) is not a perfect square. Therefore \(\sqrt{20}\) gives an irrational length.
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.
Exam Tip
(20) पूर्ण वर्ग नहीं है। इसलिए \(\sqrt{20}\) अपरिमेय लंबाई देता है।
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