If an error occurs within a program, each of the numeric functions would return a null value.
A function refers to a named portion of a block of executable code that is written to perform a specific task, which is usually a single, related action.
Thus, a function comprises a group of related statements (block of code) that would only run and returns a data when it is called.
In Computer programming, if an error occurs within a program, each of the numeric functions would return a null value.
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