Lesson Plan

Solving Quadratic Equations by the Quadratic Formula

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Assessment Anchors

Eligible Content

Big Ideas

Concepts

Competencies

Objectives

Students will learn how to solve quadratic equations using the quadratic formula. Students will

  • understand that the quadratic formula can be used on any quadratic equation.

  • be expected to work with solutions in the form of integers, fractions, and radicals.

  • explore the significance of using the quadratic formula when solving real-life problems.


Essential Questions

  • How can we use algebraic properties and processes to solve problems?

  • What functional representations would you choose to model a real-world situation, and how would you explain your solutions to the problem?


Vocabulary

  • Prime: A number that has two and only two factors, one and itself. [IS.1 - Preparation]

  • Quadratic Formula: l3-01quadratic.PNG;an algorithm for computing the roots of a quadratic equation.


Duration

90–120 minutes


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Materials


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