Question 751376
Take the graph of x^2 and move it down 2 units to get this


{{{ drawing(500, 500, -10, 10, -10, 10,
 graph( 500, 500, -10, 10, -10, 10,0,x^2-2)

)}}}

Above is the graph of {{{y = x^2 - 2}}} in green.