√3n = 729 হলে, n-এর মান কত?

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  1. 6
  2. 8
  3. 12
  4. 9

Answer (Detailed Solution Below)

Option 3 : 12
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Detailed Solution

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প্রদত্ত:

√3n = 729

অনুসৃত সূত্র:

(xa)b = xab

xa = xb হলে a = b 

গণনা:

√3n = 729

⇒ √3n = (32)3

⇒ (3n)1/2 = (32)3

⇒ (3n)1/2 = 36

⇒ n/2 = 6 

∴  n = 12 

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