### Home > CALC > Chapter 1 > Lesson 1.2.2 > Problem 1-38

1-38.

If

, 1-38 HW eTool (Desmos) Homework Help ✎ Find the domain and range of

*f*(*x*).Find expressions for

*f*(−*x*),, and *f*(*x*+*h*).

Domain: Notice the *x* in the denominator. What values of *x* must be excluded?

Range: Notice that *x* is squared. What does this mean about the outputs of *f*(*x*)? Furthermore, what will the +1 do to the range?

Use the eTool below to view the graphs.

Click the link at right for the full version of the eTool: Calc 1-38 HW eTool