contestada

BRAINLIES! AND 20 POINTS!
Describe in your own words the difference between a relation and a function. Be sure to use the words: relation, function. (3 points) Give an example of a real world function (example from class was a student and their math grade-all students must have a math grade but no student can have more than one math grade. It would be helpful to use the words: must, domain and range (or input and output)