Solve using the Quadratic Formula

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What is the Quadratic Formula?

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What does the discriminant in the Quadratic Formula indicate?

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x = 2, x = -4

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x = -8, x = 4

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2

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x ≈ -2 and x ≈ -2

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1

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What is a quadratic equation?

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What are the possible forms of the roots of a quadratic equation?

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The roots can be real and distinct, real and equal, or complex, depending on the value of the discriminant.

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How do you derive the Quadratic Formula from a standard quadratic equation?

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