Find the Range f(x)=-7(x-2)^2-9

Math
Locate the vertex of the parabola.
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Use the vertex form, , to determine the values of , , and .
Since the value of is negative, the parabola opens down.
Opens Down
Find the vertex .
The range of a parabola that opens down starts at its vertex and extends to negative infinity.
Interval Notation:
Set-Builder Notation:
Find the Range f(x)=-7(x-2)^2-9


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