angela123ang angela123ang

05-05-2020
Mathematics

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Which relation defined by a mapping diagram is not a function?

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imdumbchild imdumbchild

05-05-2020

If one element in the domain mapped with more then one element in the range, the mapping is called one-to-many relation. One-to-many relations are not functions. Example: Draw a mapping diagram for the function f(x)=2x2+3 in the set of real numbers.

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