Can a Function Have Repeating Y Values?

A function is a special kind of relation. In a function, there can only be one x-value for each y-value. There can be duplicate y-values but not duplicate x-values in a function.

Can there be 2 of the same inputs in a function?

Each input has only one output. ... Remember that in a function, the input value must have one and only one value for the output. Domain and Range. There is a name for the set of input values and another name for the set of output values for a function.

Can numbers be repeated in a function?

Repeated values within the domain or range don't have to be listed more than once. In order for a relation to be a function, each x must correspond with only one y value. ... If each x-value corresponds with only one y-value, then the relation is a function.

Marcus Vance

Marcus Vance

Cybersecurity & Digital Privacy Researcher

Marcus Vance is a cybersecurity auditor and technology writer dedicated to educating the public about online safety, data privacy regulations, enterprise security, and emerging cyber threats.