Mathematics: Which relation describes a function? what makes it a function? a) {(-2,,,7)} each member of the range is unique. b) {(2,,,4)} each member of the domain and range is positive. eliminate c) {(2,,,4)} each member of the domain and range is a real number. d) {(-2,,,3)} each member of the domain is assigned exactly one member of the range

Which relation describes a function? what makes - id1375565, salsaanddoritos899

Ответ:

levicorey846

07.09.2020

D) {(-2,3),(-3,3),(-4,3)} Each member of the domain is assigned exactly one member of the range.
The domain must have only one value for y (range), unlike in the other 3 answer choices. If any section of a graph has two different y-values for the same x, then it is not a function.