Me 30 points dont guess because it is very

an ordered pair is
a. the output (y) value of the relation
b. the input (x) value of the relation
c. a set of points that pair input values with output values
d. x and y values written in the form (x, y)

a newly made car will have a model number, a parts number, and a serial number. a model number is assigned by the manufacturer to identify each type of car. a parts number identifies one part of the smaller parts that make up the car. a serial number is unique to each car produced and identifies it.

which relation is a function?
a. (parts number, serial number)
b.(model number, parts number)
c.(serial number, model number)
d. (serial number, part number)