Brian McLogan
Evaluate the sum of two angles with cosine
👉 Learn how to evaluate the cosine of an angle in radians using the sum/difference formulas. To do this, we first express the given angle as a sum or a difference of two (easy to evaluate) angles, then we use the unit circle and the...
Financial Times
How will Brexit reshape the City of London? | Lex Megatrends
Brexit has eroded the City's position as Europe's financial hub. From Singapore-on-Thames to a lawless Dodge City, the FT's Lex looks at how the City will reinvent itself
Next Animation Studio
Exxon Valdez oil spill March 24, 1989 - 25th anniversary
On March 24, 1989, the oil tanker Exxon Valdez struck Bligh Reef in Prince William Sound, Alaska, shortly after midnight. The accident caused the oil tanker to spill more than 11 million gallons of crude oil. which equals roughly...
Math Fortress
Calculus III: Two Dimensional Vectors (Level 3 of 13)
This video is a review of Two Dimensional Vectors. This video goes over 5 examples covering how to write the component form of a vector and sketching vectors in standard position.
Brian McLogan
Be careful when calculating the angle of a vector
Be careful when calculating the angle of a vector
Curated Video
Mastering Swift 2 Programming (Video 27)
Swift 2 is a multi-paradigm programming language that has expressive features familiar to modern functional languages, and does not forget the object-oriented features of Objective-C. Things that took a block of code in Objective-C are...
Curated Video
Creating Equivalent Fractions through Multiplication and Area Models
In this video, the teacher explains how to make fractions equivalent when their denominators are different. The students learn to create equivalent fractions by multiplying both the numerator and denominator of a fraction by the same...
Why U
Algebra 55 - Gauss-jordan Elimination
A system of linear equations in matrix form can be simplified through the process of Gauss-Jordan elimination to reduced row echelon form. At that point, the solutions can be determined directly from the matrix, without having to convert...
Next Animation Studio
Cryptocurrency mining could be contributing to climate change, study finds
New research from the Technical University of Munich has found that the amount of computing power needed to mine bitcoin produces roughly the same amount of carbon emissions as a major city like Las Vegas.
Brian McLogan
How to complete the square to identify the vertex of a parabola
We will learn how to graph a quadratic in vertex form and graph a quadratic in standard form by completing the square and rewriting the equation in vertex form. When the quadratic is in vertex form we learn how to identify the axis of...
Brian McLogan
How to Use Elimination to Solve a System of Equations
👉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...
Brian McLogan
Finding the quotient of two mixed numbers
👉 Learn how to divide mixed numbers. To divide mixed numbers, we first convert the mixed numbers to improper fractions. After we have converted the mixed numbers to improper fractions, we can then multiply the first fraction by the...
Curated Video
Translation
In this video, we will cover translation. This clip is from the chapter "Natural Language Processing (NLP) Workloads on Azure (15-20%)" of the series "AI-900: Microsoft Azure AI Fundamentals Video Course + Ques".In this section, we will...
Math Fortress
GRE Arithmetic: Fractions (Part 1 of 5)
This video is a review of basic arithmetic for the purpose of solving problems on the quantitative reasoning section of the GRE revised General Test. This video covers the basics of fractions. Topics covered include: The definition of a...
Blockchain Central
The Controversy of Tether Explained
This week on Blockchain Central: we are going to take a look at the controversial Tether - a cryptocurrency that is backed by the US dollar. We’ll describe it, discuss its goal, and learn about the Proof of Reserves mechanism
Curated Video
Using Scale Factors to Find the Area of Scale Drawings
In this video, the teacher explains how to use a scale factor to find the area of a scale drawing. They demonstrate how multiplying the length and width of a figure by a scale factor does not generate the scaled area. Instead, they...
Curated Video
Choosing the Right Sampling Method: A Comparative Guide
This video provides an overview of different sampling methods and how to choose the appropriate method for a given situation. It explains simple random sampling, systematic sampling, stratified sampling, cluster sampling, convenience...
Curated Video
Solving Exponential Equations Using Properties of Exponents
This video explains how to solve exponential equations by using the properties of exponents. It covers various examples and demonstrates different strategies to find the value of the variable that makes the equation true.
Brian McLogan
Product Rule of Exponents
👉 Learn about the rules of exponents. An exponent is a number which a number is raised to, to produce a power. It is the number of times which a number will multiply itself in a power. There are several rules used in evaluating...
Curated Video
Generating Equivalent Fractions Using Area Models
In this video lesson, students will learn how to generate equivalent fractions using area models. The teacher explains the concepts of numerators and denominators, as well as common mistakes students make when comparing fractions.
Curated Video
Understanding Scale Factors in Architectural Design
In this lesson, students will learn how architects use scale factors to draw designs with correct dimensions. They will understand the concept of ratios and how to write them in different formats.
Curated Video
Expanding Expressions with the Distributive Property
In this video, we explore the concept of equivalent expressions and how to use the distributive property to expand and simplify them. We demonstrate how to break down the expression into groups and then multiply to find the simplified...
Brian McLogan
What is an identity
In this video playlist I show you how to solve different math problems for Algebra, Geometry, Algebra 2 and Pre-Calculus. The video will provide you with math help using step by step instruction. Math help tutorials is just what you need...
Financial Times
Brexit financial services battle with Brussels explained
FT financial editor Patrick Jenkins explains what the battle between Brussels and the UK is about over the future relationship of the City of London with the EU, and why EU chief negotiator Michel Barnier has rejected the UK's ‘enhanced...