Math 2 - Unit 4 Review

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What does a negative discriminant indicate about the solutions of a quadratic function?

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A negative discriminant indicates that the quadratic function has 2 imaginary solutions.

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What does a discriminant of 0 indicate about the solutions of a quadratic function?

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A discriminant of 0 indicates that the quadratic function has 1 real solution.

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If a quadratic function has a discriminant of -3, how many x-intercepts will it have?

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It will have 0 x-intercepts because the discriminant is negative.

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Which quadratic equation can NOT be solved using the square root property?

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What does it mean if the discriminant is a perfect square?

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If the discriminant is a perfect square, the quadratic equation has 2 real, rational solutions.

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

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The vertex represents the maximum or minimum point of the quadratic function, depending on the direction of the parabola.

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What is the vertex form of a quadratic function?

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