The function that has a range limited to only negative numbers is Square Root.
<h3>Can one has the range of a function to be negative?</h3>
The function of this kind is known to be a kind of radical function that is said to have even index e.g. a square root. and thus, this radicand is one that can have a negative value for some or for the values of x.
Note therefore, that The function that has a range limited to only negative numbers is Square Root and thus it is correct.