Respuesta :

Answer:

An irrational number is a real number that cannot be expressed as a ratio of integers, for example, √ 2 is an irrational number. Again, the decimal expansion of an irrational number is neither terminating nor recurring.

Step-by-step explanation:

An Irrational Number is a real number that cannot be written as a simple fraction: 1.5 is rational, but π is irrational.

√2, √3, √5, √11, √21, π(Pi) are all irrational.

Hope this helps please mark brainliest :)