HSN-CN.A.3

(+) Find the conjugate of a complex number; use conjugates to find moduli and quotients of complex numbers.

 
7 Lesson(s)
   

Arithmetic with Complex Numbers

Algebra II » Unit: Polynomial Theorems and Graphs
Algebra II » Unit: Polynomial Theorems and Graphs
Colleen Werner
Ipswich, MA
Environment: Suburban
 
Big Idea:

Imaginary numbers are used to represent quantities that have two parts; working with these numbers is similar to working with polynomial expressions.

 
Favorites (4)
 
Resources (23)
 
Reflections (2)
mandlebrot set
   

Complex Numbers and Quadratic Equations Test

Algebra II » Unit: Complex Numbers and Quadratic Equations
Algebra II » Unit: Complex Numbers and Quadratic Equations
Amelia Jamison
Caldwell, ID
Environment: Rural
 
Big Idea:

Test student on their knowledge of complex numbers and quadratic equations..

 
Favorites (1)
 
Resources (10)
image quadratic equations
   

Roots of Polynomial Functions - Day 2 of 2

12th Grade Math » Unit: Polynomial and Rational Functions
12th Grade Math » Unit: Polynomial and Rational Functions
Tim  Marley
Troy, MI
Environment: Suburban
 
Big Idea:

Find complex roots and learn about the history of imaginary numbers.

 
Favorites (1)
 
Resources (12)
untitled
   

Polynomials with Complexes… Complex Zeros that is!

12th Grade Math » Unit: Polynomial Functions and Equations
12th Grade Math » Unit: Polynomial Functions and Equations
Tiffany Dawdy
Phoenix, AZ
Environment: Urban
 
Big Idea:

Personal response systems keep students engaged and monitor their current progress as they find all zeros of a polynomial function.

 
Favorites (2)
 
Resources (24)
 
Reflections (2)
complex zeros image
   

Test Review

12th Grade Math » Unit: Polynomial Functions and Equations
12th Grade Math » Unit: Polynomial Functions and Equations
Tiffany Dawdy
Phoenix, AZ
Environment: Urban
 
Big Idea:

Students will work together and ask questions on their test review to prepare for tomorrow's unit test.

 
Resources (6)
copy of review image
   

Dividing Complex Numbers

Algebra II » Unit: The Complex Number System
Algebra II » Unit: The Complex Number System
Jacob Nazeck
Fort Collins, CO
Environment: Suburban
 
Big Idea:

Division of complex numbers is best understood in its relation to multiplication and transformations of the complex plane.

 
Favorites (2)
 
Resources (10)
 
Reflections (1)
complex multiplication image
   

Review of Complex Numbers

12th Grade Math » Unit: Vectors and Complex Numbers
12th Grade Math » Unit: Vectors and Complex Numbers
Katharine Sparks
Independence, MO
Environment: Suburban
 
Big Idea:

How is a complex number in standard form similar to a vector in unit vector form?

 
Resources (16)
 
Reflections (1)
complex
Common Core Math
 
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