Determine if the Relation is a Function {(1,2),(3,8),(5,-5),(7,-3),(10,5)}

${(1, 2), (3, 8), (5, - 5), (7, - 3), (10, 5)}$

Step 1

Since there is one value of $y$ for every value of $x$ in $(1, 2), (3, 8), (5, - 5), (7, - 3), (10, 5)$ , this relation is a function.