Day 42 Solve by Factoring (1-6) and Quadratic Formula (7-11)

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What is the standard form of a quadratic equation?

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Front

What does it mean to factor a quadratic equation?

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How do you solve a quadratic equation by factoring?

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To solve by factoring, rewrite the equation in standard form, factor it into binomials, and set each factor equal to zero to find the roots.

Front

What is the x-puzzle method for factoring?

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The x-puzzle method involves finding two numbers that multiply to the constant term and add to the linear coefficient, helping to factor the quadratic.

Front

What is the quadratic formula?

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What is the discriminant in the quadratic formula?

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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.

Front

How do you apply the DOS method for factoring?

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