The functions are not inverses because for each ordered pair (x, y) for one function, there is no corresponding ordered pair (y, x) for the other function.
Functions are rules or laws which defines relationship between two or more variables.
A function from a set X called the domain, to another set Y called the range, assigns to each element of X an element of Y.
Based on the tables, it can be concluded that the functions are not inverses because for each ordered pair (x, y) for one function, there is no corresponding ordered pair (y, x) for the other function.
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