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Published byJudith Fowler Modified over 8 years ago

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Objective - To use the discriminant to determine the number of real solutions for a quadratic. Quadratic FormulaDiscriminant Used to find the roots of a quadratic equation... Used to find the number of roots. Two real roots One real root No real roots

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Determine the number of roots for the quadratic equation below. Two Real Solutions

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Determine the number of x-intercepts for the quadratic equation below. No Real Solution

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Determine the number of x-intercepts for the quadratic equation below. One Real Solution

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Match each equation below with its graph. a) b)c) No Real Roots Two Real Roots One Real Roots b c a

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Tell whether the vertex lies above, below, or on the x-axis. Opens up No Real Roots Vertex lies Above x-axis Opens down Two Real Roots Vertex lies Above x-axis

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