Answered

Test
Active
223 15 16 17 18 19 20
TIME REMAIN
01:46:4
A function is a relation in which each element in the input is mapped to how many elements in the output?
exactly one
one or more
one or two
exactly two
Mark this and return
Save and Exit
Next
Submit

Verified Answer :

GinnyAnswer

In mathematics, a function is a special type of relation between two sets: the domain (input) and the codomain (output). By definition, a function assigns each element in the domain to exactly one element in the codomain. This is known as the "uniqueness" property of a function. It is one of the key characteristics that distinguishes functions from general relations, where a single input could relate to multiple outputs.

Given this definition, the correct answer to the question "A function is a relation in which each element in the input is mapped to how many elements in the output?" is:

exactly one.

This ensures that for every input value there is a single, well-defined output value, making the function predictable and consistent across its entire domain.

Related Questions