Domain And Range Math
The range of a function is all the possible values of the dependent variable y.
Domain and range math. Now let s determine the domain and the range. Domain of log x x 2 1 x 2 1 domain. 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.
Enter your queries using plain english. Find the domain of 1 e 1 x 1 function domain. The importance of codomain.
To avoid ambiguous queries make sure to use parentheses where necessary. As a function table and as a set of coordinates. Here are some examples illustrating how to ask for the domain and range.
The rule is the same as we shown you introducing you to the intervals and the real number line. The domain is all the x values and the range is all the y values to give the domain and the range i just list the values without duplication. The domain is the set of all possible x values which will make the function work and will output real y values.
In plain english this definition means. When finding the domain remember. 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.
Functions domain and range. The domain of a function is the complete set of possible values of the independent variable. 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.