Characteristics of Functions

Front

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

Back

Domain

Front

True or False: The x-intercept of a function ALWAYS has a zero as the y-coordinate.

Back

TRUE

Front

Identify the decreasing interval: (0, 4), (1, 0) U (1, 4), (-1, 1), (-∞, -1) U (1, ∞)

Back

(-∞, -1) U (1, ∞)

Front

Describe a graph that is going down as you move from left to right.

Back

Decreasing

Front

Identify the increasing interval: (0, 4), (1, 0) U (1, 4), (-1, 1), (-∞, -1) U (1, ∞)

Back

(-1, 1)

Front

What is the set of all possible output values of a function called?

Back

Range

Front

What is a function that is always increasing called?

Back

Monotonically Increasing Function

Front

What is the term for the highest point on a graph?

Back

Maximum

Front

What is the term for the lowest point on a graph?

Back

Minimum

Front

What does it mean for a function to be one-to-one?

Back

Each output is paired with exactly one input.