Understanding Domain and Range

What is the domain of a function?

• The set of all possible Y values

• The set of all possible W values

• The set of all possible X values

• The set of all possible Z values

How is the range of a function determined?

• By looking from right to left

• By looking from bottom to top

• By looking from top to bottom

• By looking from left to right

In interval notation, how is the domain of a linear graph represented?

• From 0 to 1

• From negative infinity to positive infinity

• From -10 to 10

• From 1 to 10

What is the range of a linear graph in interval notation?

• From 0 to 1

• From 1 to 10

• From -10 to 10

• From negative infinity to positive infinity

For a parabolic graph, what is the range if it starts at 1?

• From 1 to infinity

• From negative infinity to 1

• From 0 to 1

• From -1 to 1

How is a closed circle represented in interval notation?

• With a parenthesis

• With a bracket

• With a curly brace

• With a square bracket

What is the domain of a graph that starts at -7?

• From 7 to infinity

• From 0 to 7

• From -infinity to -7

• From -7 to infinity

How is the range of a graph with a maximum value of -2 represented?

• From 0 to -2

• From negative infinity to -2

• From -2 to 0

• From -2 to infinity

In a graph with asymptotes, how is the domain represented if X cannot be 2?

• From 0 to 2

• From 2 to infinity

• From negative infinity to 2

• From negative infinity to 2, union 2 to infinity

For a graph with asymptotes, how is the range represented if Y cannot be 4?

• From negative infinity to 4, union 4 to infinity

• From 4 to infinity

• From negative infinity to 4

• From 0 to 4