The range of a function is all real numbers less than or equal to 3 option third is correct.
It is defined as a special type of relationship, and they have a predefined domain and range according to the function every value in the domain is related to exactly one value in the range.
The question is incomplete.
The complete question is in the picture, please refer to the attached picture.
We have a graph of a function shown in the picture.
As we can see in the graph the function goes in negative infinitely side.
The function has maximum at x = -1 that is y(max) = 3
The range of a function: (-∞, 3]
Thus, the range of a function is all real numbers less than or equal to 3 option third is correct.
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