Algebra 2 - 4.3 Additional Practice

Front

What is the quadratic formula?

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Front

When can the quadratic formula be used?

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The quadratic formula can be used to solve any quadratic equation, whether it can be factored or not.

Front

What does the discriminant tell us about a quadratic equation?

Back

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Front

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Front

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Front

What is the formula for the discriminant?

Back

Front

If the discriminant is zero, how many real solutions does the quadratic equation have?

Back

If the discriminant is zero, the quadratic equation has exactly 1 real solution.

Front

What does it mean if a quadratic equation has 0 real solutions?

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It means that the graph of the quadratic function does not intersect the x-axis, indicating that the roots are complex.

Front

What is the significance of the coefficients a, b, and c in a quadratic equation?

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