Axis of Symmetry and Vertex of Quadratic Functions

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(4, 8)

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True or False: The solution, root, x-intercept, and zero of a quadratic function are all the same thing.

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True

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(-1, 0)

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Define the vertex of a quadratic function.

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The vertex is the highest or lowest point of the parabola, depending on the direction it opens.

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What does the term 'x-intercept' refer to in a quadratic function?

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The vertex is given by the point (h, k).

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The coefficient 'a' determines the direction of the parabola: if 'a' is positive, it opens upwards; if 'a' is negative, it opens downwards.