Determine Whether the Relation Represents a Function

question 147

Multiple Choice

Determine whether the relation represents a function. If it is a function, state the domain and range.
-{(41, -3) , (5, -2) , (5, 0) , (9, 2) , (21, 4) }

• A) function domain: {-3, -2, 0, 2, 4} Range: {41, 9, 5, 21}
• B) function domain: {41, 9, 5, 21} range: {-3, -2, 0, 2, 4}
• C) not a function