8th grade review assessment

Front

What are all of the x values or inputs in a function called?

Back

Domain

Front

What are all of the y values or outputs in a function called?

Back

Range

Front

Find the slope of the line that passes through (10, 1) and (5, 2).

Back

-1/5

Front

Which set of values is a function? (9,5) (10,5) (9,-5) (10,-5), (3,4) (4,-3) (7,4) (3, 8), (6,-5) (7, -3) (8, -1) (9, 1), (2, -2) (5, 9) (5, -7) (1, 4)

Back

(6,-5) (7, -3) (8, -1) (9, 1)

Front

If Joe earned $400, how many hours did he work based on the graph?

Back

20 hours

Front

What is the definition of a function?

Back

A relation where each input has exactly one output.

Front

What is the formula for calculating the slope of a line?

Back

Slope (m) = (y2 - y1) / (x2 - x1)

Front

What does the term 'relation' mean in mathematics?

Back

A set of ordered pairs.

Front

What is the range of a function?

Back

The set of all possible output values (y values).

Front

What is the domain of a function?

Back

The set of all possible input values (x values).