What other way can −4 be represented as a rational number?

−12√3

−246

144√3

14

−4 can be represented as a rational number as −246 or as 14.

To express -4 as a rational number, we need to find an equivalent fraction with a denominator other than 1.

The expression -12√3 represents a square root, which is an irrational number.
Similarly, -246 is an integer, not a rational number as it doesn't have a denominator.
144√3 is also an irrational number since it involves a square root.

Therefore, the only way to represent -4 as a rational number is by using the fraction 14/3.