Algebra 2 Companion Book, Volume 1

1.2.2 Function Notation - Practice

1.  For the function f ( x ) = x 2 − 2, identify the values of f (0), f (1/2), and f ( − 1).

2.  For the function in the graph, identify the values of f (0), f (2), and f ( − 3).

4.  Graph.

3.  Graph.

f ( x ) = − 7 x + 3

f ( x ) = 2 x + 3

6.  A truck rental company charges $65 plus $32 per hour to rent a truck. Identify the function that represents the total charge for renting a truck for a certain number of hours. What is the value of the function for an input of 6, and what does it represent?

5.  An interior designer charges $80 to visit a site, plus $65 to design each room. Identify a function that represents the total amount he charges for designing a certain number of rooms. What is the value of the function for an input of 5, and what does it represent?

52

Made with FlippingBook flipbook maker