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The Quadratic Formula and the Discriminant. The Discriminant. The Discriminant. Picture: Positive Discriminant. 2 Real Solutions. Picture: Zero Discriminant. 1 Real Solution. Picture: Negative Discriminant. 0 Real Solution. 2 Complex Solutions. Using the discriminant.
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Picture: Positive Discriminant 2 Real Solutions
Picture: Zero Discriminant 1 Real Solution
Picture: Negative Discriminant 0 Real Solution. 2 Complex Solutions.
Worksheet If the discriminant is positive and not square alternate complete the square and quadratic formula.