Respuesta :
Answer:
A) the vertex is a maximum.
Step-by-step explanation:
The function f(x) = ax^2 + bx + c, where is "a" is negative.
a < 0, means the graph of the parabola opens down. when the parabola opens down we will have the vertex as a maximum point.
Therefore, answer is A) the vertex is a maximum.
Hope this will helpful.
Thank you.