y = -10 / x
Domain ... all x except x = 0
Range .... all y except y = 0
Compare.....this is the graph of 1/x reflected across the x axis and vertically stretched by a factor of 10
Here's the graph : https://www.desmos.com/calculator/sbfex2cui8
y = 1 / [ x + 3] + 3
Domain ....all x except x = -3
Range ..... all y except y = 3
Compare ........This is the graph of 1/x shifted to the left 3 units and up 3 units
Here's the graph : https://www.desmos.com/calculator/oesuut3smm