Which number is irrational? a.0.7 repeating b. √3 c. 4/3 d. 3.14

By definition, we have:
 In mathematics, an irrational number is a number that can not be expressed as a fraction m / n, where m and n are integers and n is different from zero.
 It is any real number that is not rational, and its decimal expression is neither exact nor periodic.
 Therefore, the following number is irrational:
 √3
 Its result is:
 √3 = 1.732050808
 
 The following number is an irrational number:
 B. √3