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Solving quadratic equations by the quadratic formula

Objectives: Use the quadratic formula to solve a quadratic equation Use quadratic models for real-life situations. Solving quadratic equations by the quadratic formula. Quadratic Formula. The solutions of the quadratic equation are the roots or x-intercepts of the equation.

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Solving quadratic equations by the quadratic formula

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  1. Objectives: Use the quadratic formula to solve a quadratic equation Use quadratic models for real-life situations Solving quadratic equations by the quadratic formula

  2. Quadratic Formula • The solutions of the quadratic equation are the roots or x-intercepts of the equation.

  3. EX: Solve the equations • 1. • 2.

  4. EX: Solve the equations • 3. • 4.

  5. EX: Solve the equations • 5. • 6.

  6. Real-life model • Use the thrown object model: You jump off a 15 foot diving board with an initial upward speed of 3 ft/sec. How long will it take you to hit the water?

  7. 18 questions Solving Quadratic Equations WS

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