Bill Carmody
The Importance of Focusing on Sales in Marketing
In this video, Bill Carmody highlights the common mistake of focusing on impressions rather than sales in marketing. He emphasizes the importance of driving sales and generating revenue as the ultimate goal of any marketing strategy,...
Curated Video
Problem Solving: Test Your Knowledge
This video provides a range of maths problems for you to solve. Answers are provided.
Brian McLogan
Solve word problem with angle of elevation and trigonometry
👉 Learn how to evaluate an expression with the composition of a function and a function inverse. Just like every other mathematical operation, when given a composition of a trigonometric function and an inverse trigonometric function,...
Let's Tute
Some Stupid Math Mistakes: HCF and LCM
The video challenges the viewer's problem-solving skills with various mathematical puzzles related to a child's birthday party. The tasks range from flower arrangements to cake distribution and require quick thinking and logical...
Curated Video
Finding Mean and Range
This video shows the process for solving the problem presented in IGCSE A June 2018 paper 2H Q7, which involves finding the mean and range. Students will understand the concept of mean and range in statistics and how to calculate them....
Curated Video
Solving Integer Problems: Finding Values Using Mean and Range
This video shows the process for solving the problem presented in IGCSE A June 2018 paper 2HR Q1, which involves finding values using mean and range. Students will be learn how to use the given mean and range information to set up...
Brian McLogan
Solving exponential growth model problems ex 1
In this video playlist I will show you how to solve exponential growth and exponential decay problems by modeling
Rachel's English
FLUENT ENGLISH: The CAN Reduction in American English Pronunciation Part 2
If you’re studying English to become fluent you need to master a tricky facet of American English: reductions! I can help you sound more like a native English speaker and increase your spoken English proficiency by teaching you...
Curated Video
3 Quick Tips for Describing IELTS Bar Charts
Today you’ll get 3 quick tips for describing bar charts for IELTS Writing Task 1. Today’s advice has helped thousands of students get the scores they need on IELTS, just like Thiago! He took the exam only once, and got the overall 7.5...
Curated Video
Finding the Difference between the Largest and Smallest Share in a Ratio Division Problem
This video shows the process for solving the problem presented in IGCSE A June 2018 paper 2H Q2, which involves ratios. Students will understand the concept of ratio division, including the definition and formula for finding the share of...
Brian McLogan
Learn how to solve an exponential equation by isolating exponent and taking log 10^x +5=50
👉 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...
Brian McLogan
Learn how to solve an equation by completing the square
👉 Learn how to solve quadratic equations by completing the square. When solving a quadratic equation by completing the square, we first take the constant term to the other side of the equation and create a perfect square trinomial with...
Brian McLogan
How to find domain and range of a rational equation using inverse
👉 Learn how to find the inverse of a rational function. A rational function is a function that has an expression in the numerator and the denominator of the function. The inverse of a function is a function that reverses the "effect" of...
Brian McLogan
How to find the inverse of a linear equation domain and range
👉 Learn how to find the inverse of a linear function. A linear function is a function whose highest exponent in the variable(s) is 1. The inverse of a function is a function that reverses the "effect" of the original function. One...
Brian McLogan
Determine the domain and range for the square root function
👉 Learn how to find the domain of a radical function. Recall that the domain of a function is the set of possible input values (x-values) of the function. For a radical square-root function, there cannot be a negative number inside the...
Brian McLogan
Solving a simple trigonometric equation by isolating cosine
👉 Learn how to solve trigonometric equations. There are various methods that can be used to evaluate trigonometric identities, they include by factoring out the GCF and simplifying the factored equation. Another method is to use a...
Flipping Physics
Deriving the Range Equation of Projectile Motion
Learn how to derive the Range of Projectile. The Horizontal Range of a Projectile is defined as the horizontal displacement of a projectile when the displacement of the projectile in the y-direction is zero.
TED Talks
Yang Lan: The generation that's remaking China
Yang Lan, a journalist and entrepreneur who's been called "the Oprah of China," offers insight into the next generation of young Chinese citizens -- urban, connected (via microblogs) and alert to injustice.
Curated Video
Representing Inequalities Graphically and Solving Practical Problems
The video is a tutorial on representing inequalities graphically. The presenter starts by recapping some basic information such as the symbols used and how to represent inequalities on a number line. Then, they explain how to establish...
Zach Star
Physics Vs Math - How to Pick the Right Major
This video is about physics vs math and how to know which major is right for you. You may have enjoyed them both in high school so of course you may want to major in one in college. The good news is that if you major in physics then you...
Brian McLogan
Learn how to solve a trigonometric equation using sum and difference formulas
👉 Learn how to solve equations using the angles sum and difference identities. Using the angles sum and difference identities, we are able to expand the trigonometric expressions, thereby obtaining the values of the non-variable terms....
Brian McLogan
Learning to solve an equation by using the sum and difference formulas
👉 Learn how to solve equations using the angles sum and difference identities. Using the angles sum and difference identities, we are able to expand the trigonometric expressions, thereby obtaining the values of the non-variable terms....
Brian McLogan
Find inverse of a rational equation then determine domain and range
👉 Learn how to find the inverse of a rational function. A rational function is a function that has an expression in the numerator and the denominator of the function. The inverse of a function is a function that reverses the "effect" of...
Brian McLogan
Solving a logarithim, log81 (x) = 3/4
👉 Learn how to solve logarithmic equations. Logarithmic equations are equations with logarithms in them. To solve a logarithmic equation, we first isolate the logarithm part of the equation. After we have isolated the logarithm part of...