Instructional Video2:40
Brian McLogan

Tutorial - Dividing complex numbers ex 17, (-2 - 5i)/3i

12th - Higher Ed
In this video series I will show you how divide complex numbers. We do this by eliminating the imaginary number on the denominator by producing equivalent fractions. We do this by multiplying i if we have an imaginary number on the...
Instructional Video3:00
Curated Video

Locating Irrational Numbers on a Number Line (Part 2)

3rd - 5th
Locate irrational numbers on a number line.
Instructional Video5:05
Curated Video

Expressing Numbers in Scientific Notation (Part 1)

3rd - 5th
Express numbers in scientific notation.
Instructional Video2:25
Curated Video

Adding and Subtracting Numbers in Scientific Notation (Part 2)

3rd - 5th
Add and subtract numbers in scientific notation.
Instructional Video1:52
Curated Video

Using Variables to Represent Real World Situations

3rd - 5th
Represent real-world situations with expressions.
Instructional Video1:43
Curated Video

Using Variables to Represent Real World Situations (Example)

3rd - 5th
Represent real-world situations with expressions.
Instructional Video3:05
Curated Video

Percent of a Whole

3rd - 5th
Find a percent of a whole in word problems.
Instructional Video4:07
Curated Video

Balancing Equations and Properties of Equality (Part 1)

K - 12th
Balanced equations and pan-balances and properties of equality.
Instructional Video5:32
Curated Video

The Order of Operations in Numerical Expressions

3rd - 5th
Understand the need for the order of operations in numerical expressions.
Instructional Video5:46
Curated Video

The Coordinate System

3rd - 5th
Understand the cartesian coordinate system.
Instructional Video1:50
Curated Video

Multiplication Properties (Part 1)

3rd - 5th
Disproving a misconception: the product of two factors is not always greater than the factors.
Instructional Video3:40
Curated Video

Angles in Parallelograms

3rd - 5th
Identifying special types of parallelograms based on the angle properties.
Instructional Video8:36
Curated Video

Product Property of Radicals

9th - 12th
This lesson will review how to use the Product Property of Radicals to simplify radicals. Students will learn rewrite expressions involving radicals and rational exponents using the properties of exponents. Exemplar problems are modeled...
Instructional Video1:57
Curated Video

Symmetry and Line Of Symmetry

3rd - 5th
Identify symmetrical figures and lines of symmetry.
Instructional Video5:03
Curated Video

Length Measurements

K - 12th
Length measurements in the US customary system.
Instructional Video3:31
Curated Video

Multiplication Using Arrays

3rd - 5th
Interpret products using arrays.
Instructional Video3:06
Curated Video

Addition Properties (Part 1)

3rd - 5th
Addition properties.
Instructional Video4:27
Curated Video

Perfect Square Numbers

3rd - 5th
Introduce perfect square numbers.
Instructional Video3:06
Curated Video

Evaluating Cube Roots (Part 1)

3rd - 5th
Evaluate cube roots of numbers.
Instructional Video2:38
Curated Video

Unit Rates with Complex Fractions

3rd - 5th
Calculate the unit rate involving a complex fraction.
Instructional Video3:57
Curated Video

Understanding Coefficients

K - 12th
Understand coefficients and multiply with one variable.
Instructional Video2:40
Curated Video

Simplifying Expressions with Subtraction (Example)

3rd - 5th
Simplify an expression by distributing and combining like terms.
Instructional Video2:35
Curated Video

Repeating Decimals

K - 12th
Differentiate between repeating and terminating decimals.
Instructional Video2:20
Curated Video

Finding Mistakes in Evaluations of Algebraic Expressions

3rd - 5th
Identify mistakes in evaluating expressions with variables.