Question

Given a quadratic function, y=x2+bx+c what happens to the graph when "a" is positive? A.the parabola opens down, the vertex is the C. the parabola opens up, the vertex is the maximum value maximum value B. the parabola opens down, the vertex is the D. the parabola opens up, the vertex is the minimum value minimum value​

Answer 1

Answer:

D

Step-by-step explanation:

The parabola opens up. Which means the vertex is the minimum value.