Linear Function - <em>A function that has one or two variables with no powers, this graph will always be a straight line. </em><em>Domain</em><em> - the set of second coordinates in a relation, all possible y values in a function . </em><em>Range </em><em>- the set of first coordinates in a relation, all possible x values in a function . </em><em>Absolute Value function</em><em> - A function which contains an expression within absolute value symbols . </em> Step-by-step explanation: To be honest i guessed so if theses are wrong i am sorry . I really just wanted to help .