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Review of Quadratics (Ch 13)

Some topics will have pencasts related to them, these will be links to the actual pencast on the Livescribe website.

13.1 13.2 13.3 13.4 13.5

13.1 The Square Root Property and Completing the Square

Key points:

13.2 The Quadratic Formula

Key points:

  • solve equations using the quadratic formula
  • use the discriminant to determine number and type of solutions
  • determine the most efficient method to use when solving a quadratic equation
  • write quadratic equations from solutions
  • use the quadratic formula to solve problems

13.3 Quadratic Functions and Their Graphs

Key points:

  • recognize characteristics of parabolas (vertex, min/max, axis of symmetry, domain, range)
  • graph parabolas in vertex form EX 1, EX 2, MyYouTubeVideo
  • graph parabolas that are not in vertex form
  • solve problems (applications) involving minimizing or mazimizing quadratic functions EX 1, EX 2, EX 3, EX 4,

13.4 Equations Quadratic in Form (u-substitution)

Key points:

  • solve equations that are quadratic in form using substitution (u-substitution)

13.5 Solving Polynomial and Rational Inequalities

Key points:

  • solve polynomial inequalities, graph and write the solution in interval notation EX 1, EX 2, EX 3, EX 4 , EX 5
  • solve rational inequalities, graph and write the solution in interval notation EX 1, EX 2, EX 3, EX 4
  • solve problems modeled by polynomial or rational inequalites

 

Sue Glascoe | Math Instructor - MCC Math Dept | Office: MC 162 | Phone: 520.302.4783 | email: glascoe@mesacc.edu