Instructional Video4:44
Brainwaves Video Anthology

Martin Kagan - Better Understanding Creativity

Higher Ed
Martin Kagan is the Director of Cultural Affairs at Pace University. โ€œMartin Kagan brings to Pace a wealth of experience in presenting and arts management,โ€ said Pace President Stephen J. Friedman. โ€œWe look forward to his assistance in...
Instructional Video7:42
Brian McLogan

How do we solve quadratic equations

12th - Higher Ed
๐Ÿ‘‰Learn how to solve quadratic functions. Quadratic equations are equations whose highest power in the variable(s) is 2. They are of the form y = ax^2 + bx + c. There are various techniques which can be applied in solving quadratic...
Instructional Video4:26
Brian McLogan

Solving a System of Equations by Elimination with Adding

12th - Higher Ed
๐Ÿ‘‰Learn how to solve a system (of equations) by elimination. A system of equations is a set of equations which are collectively satisfied by one solution of the variables. The elimination method of solving a system of equations involves...
Instructional Video4:42
Brian McLogan

Summary for solving one variable inequalities

12th - Higher Ed
๐Ÿ‘‰ Learn about solving an inequality and graphing it's solution. An inequality is a relation where the expression in the left hand side is not equal to the expression in the right hand side of the inequality sign. A linear inequality is...
Instructional Video4:09
Brian McLogan

Using Parallel Lines to Find your Variables X and Y

12th - Higher Ed
๐Ÿ‘‰ Learn how to solve for an unknown variable using parallel lines and a transversal theorems. Two lines are said to be parallel when they have the same slope and are drawn straight to each other such that they cannot meet. In geometry,...
Instructional Video3:10
Brian McLogan

Using Consecutive Interior Angles to Prove Parallel Lines

12th - Higher Ed
๐Ÿ‘‰ Learn how to prove parallel lines and relationship between parallel lines and transversals. You also learn how to find the missing value to show you that two angles are supplementary or equal to prove parallel lines. This is based off...
Instructional Video1:37
Brian McLogan

Eliminating the parameter for parametric equations quadratic

12th - Higher Ed
Learn how to eliminate the parameter in a parametric equation. A parametric equation is a set of equations that express a set of quantities as explicit functions of a number of independent variables, known as parameters. Eliminating the...
Instructional Video3:04
Brian McLogan

Solving Exponential equations

12th - Higher Ed
๐Ÿ‘‰ Learn how to solve exponential equations. An exponential equation is an equation in which a variable occurs as an exponent. To solve an exponential equation, we isolate the exponential part of the equation. Then we take the log of both...
Instructional Video4:02
Brian McLogan

Apply the equality of logarithms to solve, log2 (4x - 6) = log2 (2x + 8)

12th - Higher Ed
๐Ÿ‘‰ Learn about solving logarithmic equations. Logarithmic equations are equations involving logarithms. To solve a logarithmic equation, we first use our knowledge of logarithm laws/properties to express the terms in both sides of the...
Instructional Video4:22
Brian McLogan

Learn to write the domain in interval notation of rational function

12th - Higher Ed
๐Ÿ‘‰ Learn how to find the domain of rational functions. Recall that the domain of a function is the set of possible input values (x-values) of the function. For a rational function, the denominator cannot be zero. Thus, to find the domain...
Instructional Video4:46
Brian McLogan

Solve a trigonometric function with sine on both sides

12th - Higher Ed
๐Ÿ‘‰ Learn how to solve trigonometric equations by factoring out the GCF. When solving trigonometric equations involving the multiples of the same trigonometric function. It is very useful to collect similar trigonometric functions together...
Instructional Video4:50
Brainwaves Video Anthology

Bill McKibben - Climate Change

Higher Ed
Bill McKibben is founder and senior adviser emeritus of 350.org. His 1989 book The End of Nature is regarded as the first book for a general audience about climate change, and has appeared in 24 languages. Heโ€™s gone on to write many more...
Instructional Video2:02
Brian McLogan

Solving a linear system by using substitution

12th - Higher Ed
๐Ÿ‘‰Learn how to solve a system of equations by substitution. To solve a system of equations means to obtain a common values of the variables that makes the each of the equation in the system true. To solve a system of equations by...
Instructional Video2:38
Brian McLogan

Solve an equation using the square root method

12th - Higher Ed
๐Ÿ‘‰Learn how to solve quadratic equations using the square root method. It is important to understand that not all quadratics have to be solved using factoring or quadratic formula. When we only have one variable but it is squared we can...
Instructional Video3:08
Brian McLogan

Using Elimination and Adding to Solve a System of Equations

12th - Higher Ed
๐Ÿ‘‰Learn how to solve a system (of equations) by elimination. A system of equations is a set of equations which are collectively satisfied by one solution of the variables. The elimination method of solving a system of equations involves...
Instructional Video5:02
Brian McLogan

How do we do substitution to solve y = -(1/2)x+2 , x=2y+4

12th - Higher Ed
๐Ÿ‘‰Learn how to solve a system of equations by substitution. To solve a system of equations means to obtain a common values of the variables that makes the each of the equation in the system true. To solve a system of equations by...
Instructional Video2:52
Brian McLogan

Solving a two step equation with fractions by using fraction operations

12th - Higher Ed
๐Ÿ‘‰ Learn how to solve two step linear equations. A linear equation is an equation whose highest exponent on its variable(s) is 1. To solve for a variable in a two step linear equation, we first isolate the variable by using inverse...
Instructional Video19:51
Brian McLogan

Introduction Into Solving One Step Equations

12th - Higher Ed
๐Ÿ‘‰ Learn how to solve one step linear equations. By one step we mean equations that take one step to solve. The one step is the inverse operation needed to isolate the variable such as addition, subtraction, division and multiplication...
Instructional Video8:37
Virtually Passed

Method of joints example 2

Higher Ed
For method joints the usual method is 1) Find all necessary angles and geometry 2) Find all reaction forces 3) Draw a FBD of a joint and analyze forces This truss problem looks difficult, but if you choose your joints carefully then it...
Instructional Video6:36
Math Fortress

Differential Equations: Families of Solutions (Level 3 of 4)

12th - Higher Ed
This video introduces the basic concepts associated with solutions of ordinary differential equations. This video goes over 2 examples illustrating how to verify Implicit One-Parameter Family of solutions.
Instructional Video4:29
Curated Video

Assessing the Reasonableness of Sums Using Clustering

K - 5th
In this lesson, students will learn how to assess the reasonableness of addition problems by using clustering. By grouping similar-sized numbers together, they can estimate the sum and check if the actual answer is reasonable. This...
Instructional Video7:51
Let's Tute

Relationship Between Zeroes And Coefficient of Polynomials

9th - Higher Ed
In this video we will learn about the Relationship Between Zeroes And Coefficient of Polynomials. This video will cover topics such has General form, Sum of Zeroes, Product of Zeroes, Sum of product of Zeroes and solve some problems .
Instructional Video7:25
Brian McLogan

Solve a quadratic equation using the quadratic formula when their are imaginary solutions

12th - Higher Ed
๐Ÿ‘‰ Learn how to solve quadratic equations using the quadratic formula. A quadratic equation is an equation whose highest power on its variable(s) is 2. The quadratic formula is a formula which can be used to find the roots of (solve) a...
Instructional Video6:00
Brian McLogan

Math tutorial for solving systems of equations using substitution

12th - Higher Ed
๐Ÿ‘‰Learn how to solve a system of equations by substitution. To solve a system of equations means to obtain a common values of the variables that makes the each of the equation in the system true. To solve a system of equations by...