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

Question

Responses

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.
It must not be negative.

It must not be an endless decimal.

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, as they can be represented in the form \( \frac{a}{b} \), where \( a \) is an integer and \( b \) is a nonzero integer.