Relations and Functions A relation is a correspondence between two sets. If x and y are two elements in these sets and if a relation exists between x and y, then x corresponds to y, or y depends on x. DEFINITION OF A FUNCTION: Let X and Y two nonempty sets
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Answer:
B.Function
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Relations and Functions A relation is a correspondence between two sets. If x and y are two elements in these sets and if a relation exists between x and y, then x corresponds to y, or y depends on x. DEFINITION OF A FUNCTION: Let X and Y two nonempty sets