Explain how you could determine the vertex of the given quadratic function graphically. f(x) = (x + 2) (x -4)
1 answer:
Answer:Get the equation in the form y = ax2 + bx + c.
Calculate -b / 2a. This is the x-coordinate of the vertex.
To find the y-coordinate of the vertex, simply plug the value of -b / 2a into the equation for x and solve for y.
Step-by-step explanation:
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