Using it's concept, the domain of the function represented by the graph is all real numbers.
<h3>What is the domain of a function?</h3>
The domain of a function is the set that contains all possible input values for the function.
In this problem, a parabola is used, which has no restriction such as an even root or a fraction, hence the domain is all real values.
More can be learned about the domain of a function at brainly.com/question/10891721
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