## Know there is a complex number i such that i2 = -1, and every complex number has the form a + bi with a and b real.

26 Lesson(s)

### Review of Polynomial Roots and Complex Numbers

Algebra II » Unit: Polynomial Theorems and Graphs
Algebra II » Unit: Polynomial Theorems and Graphs
Ipswich, MA
Environment: Suburban

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Favorites (2)

Resources (10)

### Complex Numbers Day 1 of 2

Algebra II » Unit: Complex Numbers and Quadratic Equations
Algebra II » Unit: Complex Numbers and Quadratic Equations
Caldwell, ID
Environment: Rural

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Favorites (6)

Resources (14)

### That's Complex!

Algebra II » Unit: Complex Numbers
Algebra II » Unit: Complex Numbers
Craigmont, ID
Environment: Rural

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Favorites (3)

Resources (12)

Reflections (1)

### Arithmetic with Complex Numbers

Algebra II » Unit: Polynomial Theorems and Graphs
Algebra II » Unit: Polynomial Theorems and Graphs
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.

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Favorites (5)

Resources (23)

Reflections (2)

Algebra II » Unit: Games
Craigmont, ID
Environment: Rural

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Resources (8)

### Complex Numbers and Quadratic Equations Test

Algebra II » Unit: Complex Numbers and Quadratic Equations
Algebra II » Unit: Complex Numbers and Quadratic Equations
Caldwell, ID
Environment: Rural

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Favorites (1)

Resources (10)

### Completing the Square Day 1 of 2

Algebra II » Unit: Complex Numbers and Quadratic Equations
Algebra II » Unit: Complex Numbers and Quadratic Equations
Caldwell, ID
Environment: Rural

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Favorites (3)

Resources (19)

### Simplifying Square Roots

Algebra II » Unit: Complex Numbers and Quadratic Equations
Algebra II » Unit: Complex Numbers and Quadratic Equations
Caldwell, ID
Environment: Rural

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Favorites (4)

Resources (25)

Reflections (2)

### Inconceivable! The Origins of Imaginary Numbers

Algebra II » Unit: The Complex Number System
Algebra II » Unit: The Complex Number System
Fort Collins, CO
Environment: Suburban

Big Idea:

#### Imaginary numbers aren't any more imaginary than negative numbers!

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Favorites (5)

Resources (14)

Reflections (1)

Algebra II » Unit: Complex Numbers and Quadratic Equations
Algebra II » Unit: Complex Numbers and Quadratic Equations
Caldwell, ID
Environment: Rural

Big Idea:

Standards:

Favorites (2)

Resources (18)

### Imaginary Numbers Day 1 of 2

Algebra II » Unit: Complex Numbers and Quadratic Equations
Algebra II » Unit: Complex Numbers and Quadratic Equations
Caldwell, ID
Environment: Rural

Big Idea:

Standards:

Favorites (7)

Resources (20)

Reflections (1)

### Completing the Square Day 2 of 2

Algebra II » Unit: Complex Numbers and Quadratic Equations
Algebra II » Unit: Complex Numbers and Quadratic Equations
Caldwell, ID
Environment: Rural

Big Idea:

Standards:

Resources (19)

### Roots of Polynomial Functions - Day 2 of 2

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

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Favorites (1)

Resources (12)

### Complex Numbers Day 2 of 2

Algebra II » Unit: Complex Numbers and Quadratic Equations
Algebra II » Unit: Complex Numbers and Quadratic Equations
Caldwell, ID
Environment: Rural

Big Idea:

Standards:

Favorites (1)

Resources (18)

### Imaginary Numbers Day 2 of 2

Algebra II » Unit: Complex Numbers and Quadratic Equations
Algebra II » Unit: Complex Numbers and Quadratic Equations
Caldwell, ID
Environment: Rural

Big Idea:

Standards:

Favorites (5)

Resources (27)

Reflections (2)
Common Core Math