8.1: Key Features of Quadratic Functions

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What is a quadratic function?

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What is the standard form of a quadratic function?

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What is the vertex of a parabola?

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The vertex of a parabola is the highest or lowest point on the graph, depending on whether it opens upwards or downwards.

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How do you find the vertex of a quadratic function in standard form?

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What is the axis of symmetry in a quadratic function?

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What is the y-intercept of a quadratic function?

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What are the x-intercepts of a quadratic function?

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What is the difference between a minimum and maximum value in a quadratic function?

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A minimum value occurs at the vertex of a parabola that opens upwards, while a maximum value occurs at the vertex of a parabola that opens downwards.

Front

How can you determine if a quadratic function has a minimum or maximum value?

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