Algebra 1 Final Review

The formula below shows how to find the distance, d, traveled by an object that travels at a rate for a certain time, t. d = rt If d is given in meters and t is given in seconds, what are the units of the variable r?

This mapping diagram describes a function, f(x). f(-3) = f(-2) = f(1) = f(5) =

F={(1,2), (-2,8), (-3,11), (4,-4) Domain={ } Range={ } Function or Not a Function?

The dollar value of a used car is changing over time according to the function below, where represents time in months. f(t)=10, t Write a statement explaining the function? (Is your car increasing or decreasing in value? What is your cars original value.)

Domain: Range: Vertex: Max or Min? X-int: Y-int:

If is graphed on a coordinate grid, what are the x-intercepts?

Lower Extreme: Upper Extreme: Q1: Median: Q3: Range:

Lower Extreme: Upper Extreme: Q1: Median: Q3: Range:

Function or Not a Function?

At the school bookstore, a pencil cost 45₵, a notebook costs $2.25, and piece of graph paper cost 20₵. Write a formula that could be used to determine the total cost (c), in cents, of purchasing pencils (p), notebooks (n), and pieces of graph paper (g)?

Chris looked at his quiz scores shown below for the first and second semester of his Algebra class. Semester 1: 78, 91, 88, 78, 94 Semester 2: 91, 96, 80, 77, 88, 85, 92, 92 Semester 1Semester 2Mean=Median=Mode=Q1=Q3=

Two terms that form a sequence are shown in the table below: Write a formula that generates these terms?