Alabama Learning Exchange
Imaginary Numbers? What Do You Mean Imaginary?
Don't worry, this resource actually exists. Scholars learn about imaginary numbers and work on problems simplifying square roots of negative numbers. As an extension, they research the history of imaginary numbers.
Alabama Learning Exchange
Classifying Complex Numbers
Imaginary numbers are a real thing. Scholars learn about complex numbers, real numbers, and imaginary numbers. They classify given numbers as strictly complex, strictly real, or strictly imaginary in an individual or group activity.
Curated OER
Complex Numbers
The class practices, on paper and/or on a TI graphing calculator the concepts of how to add, multiply, divide and subtract complex numbers using the correct property.
Curated OER
The Complex Numbers
In this algebra worksheet, students solve 16 problems involving imaginary numbers. In the first three, students find the square root of 3 negative numbers in terms of i. Nine problems involve addition, subtraction, multiplication and...
Curated OER
Trigonometric Form of Complex Numbers
This lesson is written from the perspective of a student teacher. A step by step lesson in which the class works on the trigonometric form of complex numbers. They convert between trigonometric and complex forms. They will also practice...
Alabama Learning Exchange
As If Numbers Weren't Complex Enough Already!
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...
Curated OER
Complex Number Multiplication
For this multiplication worksheet, learners multiply complex numbers. This interactive one-page worksheet contains 10 problems. Answers are provided.
Curated OER
Imaginary Numbers
In this Algebra II worksheet, 11th graders explain how every real number is also a complex number. The one page worksheet contains one problem with solution.
Curated OER
Imaginary Numbers
In this Algebra II worksheet, 11th graders solve problems that involve determine the value of expression involving the imaginary unit. The one page worksheet contains three multiple choice questions. Answers provided.
Curated OER
The Two Number Problem
In this number problem worksheet, students solve 1 word problem about squaring numbers. Students find two different numbers that are equal when they are squared.
Math eBook
Complex Numbers Addition Worksheet
In this complex numbers activity, learners find the sum of complex numbers. This four-page activity contains approximately 20 multi-step problems.
Curated OER
Solving Quadratic Equations/ The Quadratic Formula
In this quadratic equations worksheet, students solve 10 problems using the quadratic equation. The worksheet provides a good explanation of the quadratic formula and then provides students practice using it. This is an interactive...
Easy Work Sheet
Name the Property
In this property learning exercise, students examine given problems containing complex numbers. They identify the property used in the problem. This one-page learning exercise contains 10 problems.
Curated OER
Share this page Facebook Page Complex number addition
In this online math activity, students practice adding positive and negative integers. When complete, students submit their answers and get instant feedback regarding their accuracy.
Easy Work Sheet
Easy Worksheets: Number Sets
In this number sets worksheet, high schoolers solve 6 multiple choice problems. Students determine the number set that the given number belongs to such as whole, integers, rational, real, complex, etc.
Curated OER
Imaginary and complex Numbers
In this Algebra II instructional activity, 11th graders simplify expression involving imaginary and complex numbers and determine the quadratic equation that would have the given complex roots. The on page instructional activity...
Curated OER
Mathematics B: High School Exam
In this mathematics worksheet, students solve problems about numerous high school topics including trigonometry, algebra, and pre-calculus. This worksheet contains, but is not limited to, radicals, inverse functions, transformations, and...
Curated OER
Twenty-Six Rationalize Imaginary Denominators
In this rationalizing denominators learning exercise, students rationalize imaginary denominators in twenty-six problems. Sixteen of the problems have denominators that are monomials and ten binomials. The solutions are...
Curated OER
Twenty Equations Involving Imaginary and Complex Numbers
In this complex numbers worksheet, learners solve twenty equations involving imaginary and complex numbers. Four of these problems involve two variables.
Curated OER
Solving Quadratic Equations by Completing the Square
In this solving quadratic equations learning exercise, high schoolers complete the square to tell the possible answers for 18 equations. 4 answers involve the square root of -1 (i).
Kuta Software
Properties of Complex Numbers
In this worksheet, 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.
Curated OER
Quadratic Formula with Imaginary Numbers
In this quadratic equation learning exercise, students use the quadratic formula to solve 6 fill in the blank problems that involve imaginary numbers.
Curated OER
Chapter 9 - Objective 3.1 Radicals & Imaginary Numbers
In this imaginary numbers worksheet, students solve radical equations containing imaginary numbers. They multiply, divide, subtract and add problems. This one-page worksheet contains ten problems.
Curated OER
Complex Numbers
In this complex numbers worksheet, students write numbers as a multiple of i. They add and subtract imaginary numbers. Students write complex quotients in standard form. This three-page worksheet contains six problems.