Domain and Range Quiz

What is the definition of a function?

• A mathematical relation between two sets of elements

• A sequence of numbers

• A geometric shape

• A type of equation

How can you identify a function from a graph?

• If the graph is a straight line

• If the graph passes the vertical line test

• If the graph has multiple y-values for the same x-value

• If the graph has a positive slope

What is the domain of a function?

• The set of all possible output values

• The set of all possible input values

• The set of all positive numbers

• The set of all negative numbers

What is the range of a function?

• The set of all possible output values

• The set of all possible input values

• The set of all positive numbers

• The set of all negative numbers

How do you determine if a relation is a function?

• By checking if each input has a unique output

• By counting the number of inputs and outputs

• By finding the slope of the relation

• By graphing the relation

Which of the following is NOT a function?

• y = x^2

• y = 2x + 3

• y = |x|

• y = sqrt(x)

What is the domain of the function f(x) = 3x + 2?

• All real numbers

• All positive numbers

• All negative numbers

• All even numbers

What is the range of the function f(x) = x^2?

• All real numbers

• All positive numbers

• All negative numbers

• All even numbers

Is the relation {(1, 2), (2, 3), (3, 4), (4, 5)} a function?

• Yes

• No

• Cannot be determined

• Not enough information

Is the relation {(1, 2), (2, 3), (3, 2), (4, 5)} a function?

• Yes

• No

• Cannot be determined

• Not enough information