নীচের কোনটি মূলদ সংখ্যা নয়?

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NTPC CBT-I (Held On: 5 Jan 2021 Shift 1)
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Answer (Detailed Solution Below)

Option 2 :
Free
RRB NTPC CBT-I Official Paper (Held On: 4 Jan 2021 Shift 1)
100 Qs. 100 Marks 90 Mins

Detailed Solution

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গণনা:

মূলদ সংখ্যা - একটি সংখ্যা যা p/q আকারে থাকে

প্রদত্ত বিকল্প অনুযায়ী

= √25 = 5 একটি মূলদ সংখ্যা

= 3.6 একটি মূলদ সংখ্যা

⇒ √125 = 5√5 একটি মূলদ সংখ্যা নয়

⇒ √900 = 30 একটি মূলদ সংখ্যা

∴ √125 একটি মূলদ সংখ্যা নয়

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