I am to take f(x)=x^2-4, flip it vertically, then move it up 8 units.

Here is the picture of the graph, I am supposed to match f(x) to g(x).

https://webwork.uncc.edu/webwork2_co...ob30image1.png

The answer I keep getting is -(x^2-4)+8, but that is incorrect. Please help me understand why.