### Home > PC > Chapter 2 > Lesson 2.3.2 > Problem 2-89

2-89.

The domain is all of the possible *x*-values for which an output of the function exists. Consider values where *x* causes division by zero or a negative number inside an even root.

2-89.

The domain is all of the possible *x*-values for which an output of the function exists. Consider values where *x* causes division by zero or a negative number inside an even root.