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The Quadratic Formula and the Discriminant

Learn how to solve quadratic equations using the discriminant. Explore positive, zero, and negative discriminant scenarios with real and complex solutions, along with alternate methods like completing the square.

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The Quadratic Formula and the Discriminant

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  1. The Quadratic Formula and the Discriminant

  2. The Discriminant

  3. The Discriminant

  4. Picture: Positive Discriminant 2 Real Solutions

  5. Picture: Zero Discriminant 1 Real Solution

  6. Picture: Negative Discriminant 0 Real Solution. 2 Complex Solutions.

  7. Using the discriminant

  8. Using the discriminant

  9. Using the discriminant

  10. Using the discriminant

  11. If the discriminant is positive and not square alternate complete the square and quadratic formula.

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