Determine whether the relation represents a function. If it is a function, state the domain and range.{(-3, 6), (1, 4), (4, -4), (7, -1)}
A. function
domain: {6, 4, -4, -1}
range: {-3, 1, 4, 7}
B. function
domain: {-3, 1, 4, 7}
range: {6, 4, -4, -1}
C. not a function
Answer: B
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