### Home > PC > Chapter 2 > Lesson 2.3.7 > Problem 2-164

2-164.

Is

continuous at? Explain.Substitute

into each piece of the function.If

, what is the function for? Substitute

for every in. Remember to change the domain as well.

Use the eTool below to complete parts (a) and (b).

Click the link at right for the full version of the eTool: *2-164 HW eTool* (Desmos)