The correct table that represents a function is table W
Functions and Tables
For a table of values to be a function, the input values also known as the domain of the function must NOT have a repeated values.
- All values of the domain must have a unique values in the codomain for a table of values to be a function.
- From the given table, you can see that table X, Y and z all have repeated values in the domain column. This shows that these tables do not represent a function
Hence the correct table that represents a function is table W
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