What is an irrational number?

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1 point
A real number that can be written as a ratio of two integers. Rational numbers in decimal form are terminating or repeating.
A number that cannot be written as a ratio of two integers. Written as decimal form are non terminating and non repeating.
The nonnegative integers or the Natural numbers plus zero
Whole numbers and their opposites.

A number that cannot be written as a ratio of two integers and is written as a decimal form that is non-terminating and non-repeating.