Instructional Video7:03
Curated Video

Adding Three Numbers

K - Higher Ed
Good things come in threes, especially at the aquarium! Join Mia today as we learn to add three numbers together to find the total. Mostly, we've learned to add two numbers together, like 2+3, but today we are working with three charming...
Instructional Video7:33
Crash Course

Hydrocarbon Derivatives - Crash Course Chemistry

12th - Higher Ed
Functional groups? Functional groups within functional groups? Hank takes today's Crash Course video to discuss some confusing ideas about Hydrocarbon Derivatives, but then makes it all make more sense. -- Table of Contents Alcohols...
Instructional Video1:15
Brian McLogan

Quickly learn how to factor a quadratic with three terms

12th - Higher Ed
👉Learn how to factor quadratics. A quadratic is an algebraic expression having two as the highest power of its variable(s). To factor an algebraic expression means to break it up into expressions that can be multiplied together to get...
Instructional Video5:09
Brian McLogan

how to factor a quadratic with three terms using a box

12th - Higher Ed
👉Learn how to factor quadratics. A quadratic is an algebraic expression having two as the highest power of its variable(s). To factor an algebraic expression means to break it up into expressions that can be multiplied together to get...
Instructional Video6:18
Brian McLogan

Adding two functions and finding the domain rational and radical

12th - Higher Ed
👉 Learn how to add or subtract two functions. Given two functions, say f(x) and g(x), to add (f+g)(x) or f(x) + g(x) or to subtract (f - g)(x) or f(x) - g(x) the two functions we use the method of adding/subtracting algebraic expressions...
Instructional Video2:38
Brian McLogan

Learn how to factor three different perfect square trinomials

12th - Higher Ed
👉Learn how to factor perfect square trinomials. Perfect square trinomials are formed when binomials are multiplied by themselves. To factor an algebraic expression means to break it up into expressions that can be multiplied together to...
Instructional Video8:31
Brian McLogan

Factoring Blitz # 3 - Factoring Trinomials a = 1

12th - Higher Ed
👉Learn how to factor quadratics. A quadratic is an algebraic expression having two as the highest power of its variable(s). To factor an algebraic expression means to break it up into expressions that can be multiplied together to get...
Instructional Video3:56
Brian McLogan

Factoring a trinomial with a equal to one, x^2 - 8x + 15

12th - Higher Ed
👉Learn how to factor quadratics. A quadratic is an algebraic expression having two as the highest power of its variable(s). To factor an algebraic expression means to break it up into expressions that can be multiplied together to get...
Instructional Video3:52
Brian McLogan

Learn how to factor a trinomial when a is one using the box method, x^2 + 7x + 10

12th - Higher Ed
👉Learn how to factor quadratics. A quadratic is an algebraic expression having two as the highest power of its variable(s). To factor an algebraic expression means to break it up into expressions that can be multiplied together to get...
Instructional Video2:17
Brian McLogan

How to factor a trinomial into two factors

12th - Higher Ed
👉Learn how to factor quadratics. A quadratic is an algebraic expression having two as the highest power of its variable(s). To factor an algebraic expression means to break it up into expressions that can be multiplied together to get...
Instructional Video4:57
Curated Video

Adding Even Numbers: Exploring the Rule of Even Sums

K - 5th
In this video, the teacher explains what happens when you add even numbers together. They demonstrate through examples that the sum of any two even numbers will always be even, and even plus even will always equal even. They also explain...
Instructional Video3:02
Brian McLogan

Learn the easy way to factor a trinomial when a=1

12th - Higher Ed
👉Learn how to factor quadratics. A quadratic is an algebraic expression having two as the highest power of its variable(s). To factor an algebraic expression means to break it up into expressions that can be multiplied together to get...
Instructional Video4:15
Brian McLogan

How to factor a trinomial when a is one

12th - Higher Ed
👉Learn how to factor quadratics. A quadratic is an algebraic expression having two as the highest power of its variable(s). To factor an algebraic expression means to break it up into expressions that can be multiplied together to get...
Instructional Video7:40
Brian McLogan

How to factor a quadratic trinomial when a is equal to one

12th - Higher Ed
👉Learn how to factor quadratics. A quadratic is an algebraic expression having two as the highest power of its variable(s). To factor an algebraic expression means to break it up into expressions that can be multiplied together to get...
Instructional Video0:47
Brian McLogan

How to expand a logarithmic expression with two terms

12th - Higher Ed
👉 Learn how to expand logarithms using the product/quotient rule. The product rule of logarithms states that the logarithm of a product to a given base is equivalent to the sum of the logarithms of the terms that make up the product to...
Instructional Video4:54
Curated Video

Adding Fractions and Mixed Numbers on a Scientific Calculator

9th - Higher Ed
Do you need to learn how to use a scientific calculator to add fractions? In this video, I will guide you through three fraction addition problems. I will show you how to enter both fractions and mixed numbers into a scientific...
Instructional Video5:32
Curated Video

Understanding the Recursive Nature of the Fibonacci Sequence

K - 5th
In this lesson, students will learn about the Fibonacci sequence and its recursive nature. They will understand that each term in the sequence is found by adding the previous two terms together.
Instructional Video14:28
National Geographic

Now in Their 70s, Two Friends Return to the Arctic for One More Adventure | Short Film Showcase

Pre-K - 11th
Over a span of 40 years, adventurous friends Jim Slinger and Andrew “Tip” Taylor have embarked on more than 30 river expeditions together. Each lasting at least three weeks, the canoeing trips became a ritual that brought friendship and...
Instructional Video4:36
Curated Video

Adding Multi-Digit Whole Numbers Using Partial Sums

K - 5th
In this lesson, students learn how to add multi-digit whole numbers using partial sums and expanded form. They understand the value of each digit based on its location in the number and break down the numbers into expanded form to add...
Instructional Video8:35
Why U

Pre-Algebra 11 - Fractions and Rational Numbers

12th - Higher Ed
The first fractions used by ancient civilizations were "unit fractions". Later, numerators other than one were added, creating "vulgar fractions" which became our modern fractions. Together, fractions and integers form the "rational...
Instructional Video4:27
Brian McLogan

Learn How to Factor a Trinomial in Your Head When a is not Equal to One

12th - Higher Ed
👉Learn how to factor quadratics when the coefficient of the term with a squared variable is not 1. To factor an algebraic expression means to break it up into expressions that can be multiplied together to get the original expression. To...
Instructional Video3:12
Curated Video

Mastering Addition: Adding Together and Counting On

K - 12th
This video teaches learners to add more efficiently, by counting on instead of counting all together.
Instructional Video2:44
Brian McLogan

Learn how to factor a trinomial

12th - Higher Ed
👉Learn how to factor quadratics. A quadratic is an algebraic expression having two as the highest power of its variable(s). To factor an algebraic expression means to break it up into expressions that can be multiplied together to get...
Instructional Video3:26
Brian McLogan

How to factor a trinomial when your middle and constant are negative

12th - Higher Ed
👉Learn how to factor quadratics. A quadratic is an algebraic expression having two as the highest power of its variable(s). To factor an algebraic expression means to break it up into expressions that can be multiplied together to get...