Having a specific set of possible values
domain
The "range".
a population
The domain is the set of all possible x values, for this problem it would be negative infinity to positive infinity. The range is the set of all possible y values, for this problem it would be -2 too +2
In database technology, domain refers to the description of an attribute's allowed values. The physical description is a set of values the attribute can have, and the semantic, or logical, description is the meaning of the attribute.
The Range is the set of all possible output values of a function or relation.
Domain The set of all possible results: range.
A tag can have an additional setting in it. This is an attribute. The attributes can then be given values. For example the body tag has an attribute to set the background colour of the page. The attribute is bgcolor. What colour you specify is the value, in this case it is red: <body bgcolor="Red">
The set of values for which the function is defined.
Domain describes all possible input values.
Having a specific set of possible values
Its the set of values that the f(x) or y can reach. Domain is all the possible values on the x axis and range is all the possible values on the y axis.
It's domain
domain
The "range".
The codomain or range.