Irrational Number -

: They cannot be expressed as a ratio of two integers.

When combining rational and irrational numbers, specific rules apply: irrational number

: Together with rational numbers, they make up the complete set of real numbers. 📋 Common Examples 2the square root of 2 end-root (Square root of 2) : Approximated as Any square root of a non-perfect square is irrational. (Pi) : The famous circle constant, roughly (Euler's number) : The base of natural logarithms, roughly (Golden Ratio) : Approximated as ⚡ Arithmetic Properties : They cannot be expressed as a ratio of two integers