is one 

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Bihar STET TGT (Maths) Official Paper-I (Held On: 04 Sept, 2023 Shift 1)
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  1. Natural numbers 
  2. Rational number 
  3. Irrational number 
  4. None of these 

Answer (Detailed Solution Below)

Option 3 : Irrational number 
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Bihar STET Paper 1 Social Science Full Test 1
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Detailed Solution

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Concept -

An irrational number is a real number that cannot be expressed as a simple fraction (i.e., a ratio of two integers). These numbers have non-repeating, non-terminating decimal representations. They cannot be written as a quotient of two integers and have an infinite number of decimal places without exhibiting any repeating pattern.

 Examples - include the square root of non-perfect squares (like √2 or √3), transcendental numbers (like π or e), and various mathematical constants.

Explanation -

we have  

We know that √2 is an irrational number.

So    is an irrational  number.

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