The topics in this unit focus on understanding how to work with the quadratic equation and the discriminant. Work on practice problems directly here, or download the printable pdf worksheet to practice offline.

Quadratic Discriminants - Value to Has Real Roots

Complete these online problems with 80% or 4 correct answers in a row. Results are immediate.


With this discriminant, would a quadratic function have one or more real roots?

Δ=4\Delta = 4

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