Explanation:
it is the standard
y = abs(x)
function moved down by 2 units and moved right by 2 units.
to move it down by 2 units :
y = abs(x) - 2
and to move it right by 2 units :
y = abs(x - 2)
together, that is our requested function expression :
y = abs(x - 2) - 2