In mathematics, an irrational number is any real number which cannot be expressed as a fraction a/b, where a and b are integers, with b non-zero, and is therefore not a rational number
Chat with our AI personalities
Because irrational numbers are defined as real numbers which are not rational.
Because irrational numbers are defined as all real numbers which are not rational.
The set of real numbers is defined as the union of all rational and irrational numbers. Thus, the irrational numbers are a subset of the real numbers. Therefore, BY DEFINITION, every irrational number is a real number.
pi and e are irrational numbers. Without them most of geometry, trigonometry, calculus or probability distributions would not be defined.
It is due to the fact that the set of real numbers is defined as the union of the rational and irrational numbers.