Given the one-to-one function $f(x)=x^{3}+4$ find the following. Hint You do not need to find the equation for $f^{-1}(x)$.
a. $f(3)$
b. $f^{-1}(31)$
a. Find the following value.
\[
f(3)=
\]

Answer

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Answer

So, the final answer is $\boxed{31}$.

Steps

Step 1 ：Given the one-to-one function $f(x)=x^{3}+4$, we need to find the value of $f(3)$.

Step 2 ：Substitute $x=3$ into the function $f(x)=x^{3}+4$.

Step 3 ：Calculate the value to get $f(3)=31$.

Step 4 ：So, the final answer is $\boxed{31}$.