Unit 5: Quadratic Functions

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Essential Questions: 
  • How can we solve quadratic equations analytically and graphically?
  • What are the three different forms of quadratic equations?
  • What are imaginary numbers and what are their basic properties?
  • Solving quadratic equations
  • Graphing quadratic equations
  • Expressing quadratic equations in the three forms
  • Basic properties of imaginary numbers
Skills and Processes: 
  • Solving quadratic equations by factoring, completing the square, graphing, and the quadratic formula
  • Expressing quadratic functions in standard, vertex, and factored forms
  • Using the discriminant to find the number of roots of a quadratic equation
  • Defining an imaginary number
  • Adding and multipling imaginary numbers and finding their absolute value and complex conjugate