Find the domain and range of the relation.{(1,1), (2,-9), (5,-5), (5,-1)}
A. domain = {1, -9, -5, -1}; range = {1, 2, 5}
B. domain = {2, 1, 5, -5}; range = {1, -9, -5, -1}
C. domain = {1, 2, 5}; range = {1, -9, -5, -1}
D. domain = {2, 1, 5, 15}; range = {1, -9, -5, -1}
Answer: C
Mathematics
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