Determine if it is a function, find the domain and the range. {(9,−3),(4,−2),(1,−1), (0,0),(1,1),(4,2),(9,3)}

it is not function

Step-by-step explanation:

because,

first of all,what do mean function

A function is a relation in which each element of the domain corresponds to exactly one

element of the range.

based on this description

Since the domain element 1 is assigned to two different values in the range, -1 and 1, so that it is

not a function

idc

step-by-step explanation:

idk

table 3 represents a direct variation function. : )