Sketch the graph of $f(x)=\sqrt{6-x}$ by starting with the graph of $y=\sqrt x$ and using transformations. Use that sketch to graph $f'$.

Use the definition of derivative to find $f'(x)$, and enter the answer below

$f'(x) =$

Which of the following is the domain of the function $f$?

Which of the following is the domain of the derivative $f'$?

You can earn partial credit on this problem.