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

2-164.

Given

. Try this using the 2-164 eTool (Desmos). Homework Help ✎ Is

*k*(*x*) continuous at*x*= 2? Explain.If

*j*(*x*) =*k*(*x*+ 1), what is the function for*j*(*x*)?

Substitute *x* = 2 into each piece of the function.

Substitute (*x* + 1) for every *x* in *k*(*x*). 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: PCT 2-164 HW eTool