Respuesta :

calculista
the options of the question in the attached figure

we have that
f(x) = 1/2x² + x – 9 

using a graph tool
see the attached figure

the graph of f(x) cross the negative x-axis at the point (-5.36,0)
so
the answer is
(–6, 0) and (–5, 0)
Ver imagen calculista
Ver imagen calculista

(-6,0) and (-5,0)

Step-by-step explanation: