<PRE><B>Question 177585</B>
1. find the domain of the relation B: B={(1, -1),(3,-1)(-1,3), (2,7)} 
domain = {1,3,-1,2}
range = {-1,3,7}
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2. Find the range of the relation F: F={(3, 1), (-2, -4), (6, -4), (5, 9)} 
domain: {3,-2,6,5}
range: {1,-4,9}
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Cheers,
Stan H.
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