Question

The graph of a quadratic equation opens down when the value of is negative.

b
a
c
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Answer 1

a ......

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Answer 2

Answer:

a

Step-by-step explanation:

So, given a quadratic function, y = ax2 + bx + c, when "a" is positive, the parabola opens upward and the vertex is the minimum value. On the other hand, if "a" is negative, the graph opens downward and the vertex is the maximum value.