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Domain and Range - Free Math Help
Learn what the domain and range mean, and how to determine the domain and range of a given function. The domain of a function is the set of all possible input values, while the range is the set of all possible output values.
How to find domain and range from a graph (video) | Khan ...
Finding the domain and the range of a function that is given graphically.
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Domain and Range of a Function - intmath.com
The domain of a function is the complete set of possible values of the independent variable. In plain English, this definition means: The domain is the set of all possible x-values which will make the function "work", and will output real y-values. The domain of this function is `x ≥ −4`, since ...
Domain, Range and Codomain - Math Is Fun
In its simplest form the domain is all the values that go into a function, and the range is all the values that come out. The function may not work if we give it the wrong values (such as a negative age), And knowing the values that can come out (such as always positive) can also help So we need to ...