নীচের কোন সংখ্যার বর্গমূল অমূলদ?

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RRB ALP Previous Paper 9 (Held On: 14 Aug 2018 Shift 2)
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  1. 6560
  2. 3969
  3. 1764
  4. 5625

Answer (Detailed Solution Below)

Option 1 : 6560
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Detailed Solution

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⇒ √6560 = √(16 × 410) = 4√410

⇒ √3969 = 63

⇒ √1764 = 42

⇒ √5625 = 75

∴ 6560 র বর্গমূল অমূলদ।

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