LeviticusO145797 LeviticusO145797

30-10-2022
Mathematics

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This is the graph of y = -x2 - 2x + 8.What is the range of this function?

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AmittaiS145066 AmittaiS145066

30-10-2022

The first thing you should know is that the range of a function is all the values it takes on the Y axis:

Then the range of this function is:

[tex](-\infty,9\rbrack[/tex]

Remember that when it includes the value of an extreme it is put with brackets and when it is infinite it must be a parenthesis

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