Graphing Quadratic Functions

Front

What is a quadratic function?

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Front

What is the standard form of a quadratic function?

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

Front

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.

Front

How do you find the axis of symmetry for a parabola?

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Front

What is the y-intercept of a quadratic function?

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The 'c' value represents the y-intercept of the parabola.

Front

What is the maximum or minimum value of a parabola?

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The maximum or minimum value is the y-coordinate of the vertex; it is a maximum if the parabola opens downwards and a minimum if it opens upwards.

Front

How can you determine the number of solutions (x-intercepts) of a quadratic function?

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Front

What is the significance of the vertex form of a quadratic function?

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