కింది వాటిలో ఏది హేతుబద్ధమైన సంఖ్య కాదు?

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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 Exams (Railway) Biology (Cell) Mock Test
10 Qs. 10 Marks 7 Mins

Detailed Solution

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లెక్కింపు:

హేతుబద్ధ సంఖ్య - p/q రూపంలో ఉండే సంఖ్య

ఇచ్చిన ఎంపిక ప్రకారం

= √25 = 5 అనేది హేతుబద్ధ సంఖ్య

= 3.6 ఒక హేతుబద్ధ సంఖ్య

⇒ √125 = 5√5 హేతుబద్ధ సంఖ్య కాదు

⇒ √900 = 30 అనేది హేతుబద్ధ సంఖ్య

∴ √125 హేతుబద్ధ సంఖ్య కాదు

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