Relations & Functions

Front

Is this graph a function or not a function?

Back

Not a Function

Front

List the ordered pairs: (1,-1), (1,-2), (2,-3), (2,-4)

Back

Input and Output

Front

Which relation is NOT a function? {(1,-5), (3,1), (-5,4), (4,-2)}, {(2,7), (3,7), (4,7), (5,8)}, {(1,-5), (-1,6), (1,5), (6,-3)}, {(3,-2), (5,-6), (7,7), (8,8)}

Back

{(1,-5), (-1,6), (1,5), (6,-3)}

Front

A relation where each x value has exactly one y value is a

Back

function

Front

Is this graph a function or not a function?

Back

Function

Front

What is a function?

Back

A relation where each input (x) has exactly one output (y).

Front

What is the vertical line test?

Back

A method to determine if a graph represents a function; if a vertical line intersects the graph at more than one point, it is not a function.

Front

Define ordered pairs.

Back

A pair of numbers (x, y) that represent a point in a coordinate system.

Front

What is the domain of a function?

Back

The set of all possible input values (x) for the function.

Front

What is the range of a function?

Back

The set of all possible output values (y) for the function.