Friday, August 23, 2013

C = {(1/2, 5), (-3, 7), (3/2, 5), (1/2, -1)} What are the domain and range of each relation? Is the relation a function?

domC={1/2, -3, 3/2}
ranC={5, 7, -1} 
not a function, 1/2 is mapped to two different numbers

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