Asked by caleb

Which is the BEST description of a function?

A function is a relation between the positive domain and negative domain.

A function is always a growth rate.

A function is a relation where each
is matched to exactly one
.

A function is a relationship between the positive range and negative range.

All Answers 1

Answered by GPT-5 mini AI
The third option.

A function is a relation where each input (each element of the domain) is matched to exactly one output (element of the range). For example, f(x)=x^2 assigns exactly one output to every input x. (Graphs of functions pass the vertical-line test.)