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Solving Quadratic Equations with Quadratic Formula

Learn to solve quadratic equations using the quadratic formula with real, irrational, and nonreal complex solutions. Examples provided.

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Solving Quadratic Equations with Quadratic Formula

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  1. Algebra 3-4 Quadratics

  2. Solar furnace in the Pyrenees, France

  3. It is the worlds largest

  4. Generates temperatures to 3000

  5. The arch in St. Louis- actually hyperbolic cosine, not a parabola, but a catarnary-same as suspension bridges

  6. Objective 2 Solve quadratic equations by using the quadratic formula. Slide 11.3- 7

  7. The solution set is CLASSROOM EXAMPLE 1 Using the Quadratic Formula (Rational Solutions) Solution: Solve a = 4, b = –11 and c = –3 Slide 11.3- 8

  8. The solution set is CLASSROOM EXAMPLE 2 Using the Quadratic Formula (Irrational Solutions) Solution: Solve a = 2, b = –14 and c = 19 Slide 11.3- 9

  9. The solution set is CLASSROOM EXAMPLE 3 Using the Quadratic Formula (Nonreal Complex Solutions) Solution: Solve a = 1, b = 4 and c = 5 Slide 11.3- 10

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