Question

how do i identify a number as rational or irrational.

Answer 1

it has to do with whether or not the number can be written as a fraction

Answer 2

irrational

Answer 3

you can't rewrite it as a/b, where both a and b are integers

Answer 4

\[\sqrt{a}\] is irrational unless \(a\) is a perfect square, like 16 or 25

Answer 5

irrational numbers are numbers that have a non-repeating non-terminating decimal (ex: root2)

rational numbers are whole numbers (ex:2)

or its the other way around, never paid much attention to the term associated with the definition, but its something like that