Answer:
Answer Choice B
Explanation:
f(x) is just another way of saying y=.
To inverse, just flip the x & y and isolate the y variable.
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![x=-y^3-9\\x+9=-y^3\\-x-9=y^3\\\sqrt[3]{-x-9}=y](https://img.qammunity.org/2021/formulas/mathematics/college/mr9mj75hxa9zk315pji2un3qgw51n2337v.png)