For the following exercises, start with the graph of f(x)=1.9^x . Then write a function that results from the given transformation.

1. Shift f (x) 3 units downward and right 2 units.
2. Shift f (x) 2.25 units up and left 1.5 units.
3. Shift f (x) 4 units right and reflected about the x-axis.