$\"\"$

The function is $\"\"$ .

Function $\"\"$ graph is

$\"$

Let g(x) be the function of given graph.

Observe the point from two graphs f and g as follows:

The graph of g is a vertical shift of three units to the down of the graph $\"\"$ .

So, the equation for g is $\"\"$ . $\"\"$

The equation of graph is $\"\"$ .