If $f(x)=\frac{16}{5+3x}$, what is the value of $\left[f^{-1}(2)\right]^{-2}$?
Question:
If $f(x)=\frac{16}{5+3x}$, what is the value of $\left[f^{-1}(2)\right]^{-2}$?
Answer:
Let's think step by step.

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If $f(x)=\frac{16}{5+3x}$, what is the value of $\left[f^{-1}(2)\right]^{-2}$?
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