Respuesta :

lacampanella

Answer:

The only one

Step-by-step explanation:

The one that is shown has a negative b^2-4ac value.

We know this because the function has no real roots -> that means that they must be complex, which can only occur if b^2-4ac < 0

karadavis2006

Answer:

it's D, the last graph.

Step-by-step explanation:

took the unit test review and made a 100