Identify which condition is necessary for a number to be rational.(1 point)

Question

Responses

It must not be an endless decimal.
It must not be an endless decimal.

It must be able to be expressed as an integer divided by a nonzero integer.
It must be able to be expressed as an integer divided by a nonzero integer.

It must be written as a fraction.
It must be written as a fraction.

It must not be negative.

Answer 1

The necessary condition for a number to be rational is:

It must be able to be expressed as an integer divided by a nonzero integer.

This definition encompasses all rational numbers, which can indeed be expressed in fraction form, but the key aspect is the integer division.