Respuesta :

Zeroes are found by setting y = 0.

x(x+5)(x+4) = 0
>> x=0 OR x+5=0 OR x+4 = 0
>> x = 0, x = -5, x = -4

So the zeroes of this function are x = 0, -5, -4/

For the graph, check attached image file.
Ver imagen Аноним