# Complex Numbers Teacher Resources

Find Complex Numbers lesson plans and worksheets
Showing 257 resources
Lesson Plan
EngageNY

#### Linear Transformations Review

For Teachers 11th - 12th Standards
Time for matrices and complex numbers to come together. Individuals use matrices to add and multiply complex numbers by a scalar. The instructional activity makes a strong connection between the operations and graphical transformations.
Interactive
Shodor Education Foundation

#### Two Variable Function Pump

For Students 9th - 12th Standards
Use a function to operate on two variables. Pupils look at operating with complex numbers as a function of two variables. The interactive squares the input and adds a constant to it. Learners visualize the resulting output and its...
Lesson Plan
Curated OER

#### Complex numbers in polar form

For Teachers 9th - 12th
Students plot complex numbers in the polar plane. They convert complex numbers in polar form to rectangular form. Students plot coordinates in the polar plane. They plot complex numbers in the complex plane. Students are asked to...
Lesson Plan
Curated OER

#### Complex numbers in polar form

For Teachers 9th - 12th
Students plot complex numbers in the polar plane. They are asked to list what they believe are the five most famous numbers in mathematics. Students are explained that generally accepted that the five most famous numbers in mathematics...
Worksheet
Curated OER

#### Complex Numbers

For Students Higher Ed
In this complex numbers worksheet, students simplify 9 problems involving the addition, subtraction, multiplication, and division of complex numbers.
Worksheet
Curated OER

#### Computation with Real and Complex Numbers

For Students 9th - 12th Standards
In this computation with real and complex numbers activity, learners use addition, subtraction, multiplication and division to solve 26 problems with complex numbers to win a bingo game.
Worksheet
Kuta Software

#### Properties of Complex Numbers

For Students 11th - 12th Standards
In this learning exercise, students evaluate complex (signed and imaginary) numbers.  In addition, they are asked to graph complex numbers as well as identify a complex number on a presented graph.
Worksheet
Curated OER

#### Graphing and Absolute Value of Complex Numbers

For Students 10th - 12th
In this graphing and absolute value worksheet, learners graph complex numbers and find the absolute value of complex numbers. Students complete 12 problems total.
Lesson Plan
Curated OER

#### Sixty-Eight Solving Equations and Performing Operations With Complex Numbers

For Teachers 10th - 12th
In this complex numbers worksheet, students classify numbers, perform operations on complex numbers, and find complex solutions to equations, in sixty-eight problems.
Lesson Plan
Curated OER

#### Complex Numbers - Week 5

For Teachers 10th - 11th
In this complex numbers worksheet, students solve problems involving polynomials, real constants containing imaginary numbers, and find the complex number that satisfies a given equation. This two-page worksheet contains seven problems.
Worksheet
Curated OER

#### Complex Numbers

For Students 9th
In this complex numbers activity, 9th graders solve 10 different types of problems that include complex numbers in standard form. First, they state the values of the a and b components for each complex number when the number is in a...
Worksheet
Curated OER

#### Imaginary and complex Numbers

For Students 11th
In this Algebra II worksheet, 11th graders simplify expression involving imaginary and complex numbers and determine the quadratic equation that would have the given complex roots.  The on page worksheet contains thirty-four problems. ...
Worksheet
Curated OER

#### Twenty Equations Involving Imaginary and Complex Numbers

For Students 10th - 12th
In this complex numbers worksheet, students solve twenty equations involving imaginary and complex numbers.  Four of these problems involve two variables.
Worksheet
Curated OER

#### Operations with Complex Numbers

For Students 10th - 11th
In this complex numbers worksheet, students simplify thirty complex number expressions and answer two critical thinking questions.  The solutions are provided.
Worksheet
Curated OER

#### Math 321 Spring 98. Complex Numbers

For Students Higher Ed
In this complex numbers learning exercise, students find the solutions to polynomials and write them in rectangular and exponential form. This two-page learning exercise contains two problems.
Worksheet
Curated OER

#### Complex Numbers

For Students 9th
In this complex numbers worksheet, 9th graders solve 10 different problems that include determining the absolute value of each equation. First, they convert the number to the a+bi form. Then, students select the coefficients for a and b....
Worksheet
Curated OER

#### Complex Numbers

For Students 10th - 12th
In this complex numbers activity, students simplify the expressions of complex numbers and use the answers to answer a riddle. Students complete 15 problems.
Worksheet
Curated OER

#### Algebra II Test covering Radicals, Complex Numbers, and Finding Roots of Quadratics

For Students 10th - 12th
In this algebra two instructional activity, students solve twenty-five problems in test format.  The instructional activity covers radicals, complex numbers, and finding roots of quadratics.
Worksheet
Curated OER

#### Complex Numbers

For Students 9th
In this complex numbers worksheet, 9th graders solve 10 different problems that include addition and subtraction of these numbers. First, they add or subtract the coefficients of similar terms algebraically. Then, students remove the...
Worksheet
Curated OER

#### Topic 5.9 and 5.10 - Complex Numbers

For Students 7th - 9th
In this complex numbers worksheet, students solve problems in which they either simplify or solve algebraic expressions. There are 15 questions on this worksheet.
Lesson Plan
Alabama Learning Exchange

#### As If Numbers Weren't Complex Enough Already!

For Teachers 9th - 12th Standards
The class explores the concept of complex numbers on a website to generate their own Mandelbrot sets. They will practice performing operations with complex numbers and then to get a visual understanding, graph the absolute value of a...
Worksheet
Curated OER

#### Complex Numbers

For Students 9th
In this complex numbers worksheet, 9th graders solve 10 different problems related to various complex numbers. First, they multiply and divide various types of complex numbers. Then, students determine the multiplicative inverse of each...
Worksheet
Curated OER

#### Complex Numbers

For Students 9th
In this complex numbers activity, 9th graders solve and graph 10 different problems that include various complex numbers. First, they represent each of the problems shown as complex numbers graphically. Then, students graphically add and...
Worksheet
Curated OER

#### Complex Numbers

For Students 9th
In this complex numbers worksheet, 9th graders solve 10 different problems that include either adding or subtracting complex numbers. First, they determine the sum of the real components. Then, students determine the sum of the imaginary...