Domain And Range Definition In Math

Range of a function this is the set of output values generated by the function based on the input values from the domain set.

Domain and range definition in math. Domain of a function this is the set of input values for the function. What is the domain and range of a function. A simple mathematical function has a domain of all real numbers because there isn t a number that can be put into the function and not work.

The line and function to the left has a domain and range of all real numbers because as the arrows indicate the graph goes on forever both negatively and positively. The domain and range of a function is all the possible values of the independent variable x for which y is defined. The domain of a function is all the possible input values for which the function is defined and the range is all possible output values.

Domain and range the domain of a function f x is the set of all values for which the function is defined and the range of the function is the set of all values that f takes. If you are still confused you might consider posting your question on our message board or reading another website s lesson on domain and range to get another point of view. Domain and range of a function definitions of domain and range domain.

The domain and range are all real numbers because at some point the x and y values will be every real number. Watch this video to find out answers. In the example above the domain of f left x right is set a.

In plain english this definition means. The domain is shown in the left oval in the picture below. As a function table and as a set of coordinates.

Domain in math is defined as the set of all possible values that can be used as input values in a function. What is the range of a function. When finding the domain remember.