The rules of a contest say there is a 1 out of 20 chance of winning a prize. 420 people enter the contest. Predict how many peop
1 answer:
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Domain:
Range:
The relation is not a function.
Explanation:
The coordinates are plotted in the graph. The image of the graph is attached below.
The domain of a relation is the set of all x-values for which the function is well defined. Thus, the domain are
The range of a relation is the set of all y-values obtained by substituting the values for x in the function. Thus, the range are
The relation is not a function since, -4.7 has two different y-values. By definition of function, the function cannot have two different y-values for the same x-value.
