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Henrico County Public Schools, Virginia

 
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Module - Exploring Polynomials and Radical Expressions
Lesson 9 - Complex Numbers
8 - Solving Radical Equations 9 - Complex Numbers 10 - Simplifying Complex Expressions
Objective

The student will be able to simplify square roots containing negative radicands, solve quadratic equations that have pure imaginary solutions, add, subtract, and multiply complex numbers.

 
SOL

AII.3       The student will perform operations on complex numbers, express the results in simplest form using patterns of the powers of i, and identify field properties that are valid for the complex numbers.

Common Core Standards

Warm-up
  1. ExamView: Solving Radical Equations
Lessons
  1. Notes: Complex Numbers (ppt)
  2. Notes: Complex Numbers #2 (ppt)
  3. Notes: Complex Numbers Field Properties (ppt) *New for 2009*
Videos

 

Explore Learning

 

Geogebra

 

Internet Sites
  1. Notes:- Complex Numbers Introduction from Purplemath.com
  2. Notes/Activity: Complex Numbers from Regentsprep.com
  3. Video Tutor - Complex Numbers
Tasks

 

Practice
  1. Classwork: Complex Numbers #1-18 (pdf)
  2. Homework: Complex Numbers #1-15 (pdf)
Assessment
  1. ExamView: Complex Numbers Quiz
  2. Quiz: Complex Numbers #1-10 (pdf)
Other

 

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