Solving Quadratic Equations

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What is a quadratic equation?

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What are the methods to solve quadratic equations?

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The main methods to solve quadratic equations are factoring, using the quadratic formula, completing the square, and graphing.

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What is the quadratic formula?

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How do you factor a quadratic equation?

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What is the discriminant in a quadratic equation?

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What does a positive discriminant indicate?

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A positive discriminant indicates that the quadratic equation has two distinct real roots.

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What does a zero discriminant indicate?

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A zero discriminant indicates that the quadratic equation has exactly one real root (a repeated root).

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What does a negative discriminant indicate?

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A negative discriminant indicates that the quadratic equation has no real roots, but two complex roots.

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