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Relation and function

Explain the difference between the two. Give two examples of relations and two examples of functions. What does it mean to evaluate a function? Given f(x) = 2x+3, evaluate it for x = -1. Explain what does it mean to find a root of the function. (zero of the function) Find all roots for f(x) = 2x+3.

Solution Summary

This provides an example of the difference between a relation and a function.