Curated Video
Finding the Domain and Range of a Function through Graph Analysis
In this video, the teacher explains how to determine the domain and range of a function by looking at its graph. They provide examples and discuss the concepts of domain and range in relation to functions and lines.
KnowMo
Trial and Improvement Method for Approximating Solutions of Equations
The video is a lecture on the process of trial and improvement in solving equations, particularly for equations that are more difficult than quadratic equations. The video provides an example of a cubic equation and explains how trial...
Brian McLogan
Solving systems of equations tutorial with substitution
👉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...
Curated Video
Solving Systems of Linear Equations Using the Linear Combination Method
In this lesson, students will learn how to solve a system of linear equations using the linear combination method. They will understand how to manipulate the equations to eliminate variables and find the solution.
Curated Video
Interpreting Solutions Graphically: Finding Points of Intersection in Linear and Quadratic Equations
The video is a presentation on how to interpret solutions graphically using examples of linear and quadratic equations on graphs. The presenter explains how to find the point where two graphs meet, which solves the equation. They also...
Curated Video
GCSE Secondary Maths Age 13-17 - Algebra: Iterative Methods - Explained
SchoolOnline's Secondary Maths videos are brilliant, bite-size tutorial videos delivered by examiners. Ideal for ages 13-17, they cover every key topic and sub topic covered in GCSE Maths in clear and easy to follow steps. This video...
Math Fortress
Geometry: Measurement of Angles (Level 7 of 9)
In this video we will go over more challenging examples involving congruent angles and algebraic expressions.
Curated Video
GCSE Secondary Maths Age 13-17 - Pythagoras & Trigonometry: Trigonometry - Explained
SchoolOnline's Secondary Maths videos are brilliant, bite-size tutorial videos delivered by examiners. Ideal for ages 13-17, they cover every key topic and sub topic covered in GCSE Maths in clear and easy to follow steps. This video...
Brian McLogan
Solving an exponential equation by factoring
👉 Learn how to solve exponential equations in base e. An exponential equation is an equation in which a variable occurs as an exponent. e is a mathematical constant approximately equal to 2.71828. e^x is a special type of exponential...
Curated Video
Spelt: A Promising Ancient Grain in the Modern World
This video discusses the decline and resurgence of spelt, an ancient grain that has faced challenges due to modernization and the popularity of wheat. Despite being less popular and more expensive, spelt retains its ancient composition...
Flipping Physics
Rolling Acceleration Down an Incline
Determine the #Acceleration of a uniform, solid cylinder #RollingWithoutSlipping down an #Incline with incline angle θ. The rotational inertia of a uniform, solid cylinder about its long cylindrical axis is ½MR^2. Assume the cylinder...
KnowMo
Using Iterative Formulae to Approximate Equations
This video is a tutorial on using iterative formulae to find approximate solutions to difficult equations. The speaker explains the concept of numerical methods and the use of trial and improvement in solving equations. They then...
Curated Video
Interrelationships Between Markets
This video discusses the interrelationship between different markets and how changes in one market can affect others. The video covers five key issues related to interrelationship, joint demand, competing demand, composite demand,...
Curated Video
Verifying Graphs of Systems of Inequalities
This video demonstrates how to use points from different regions of the graph to check if they satisfy the inequalities. By doing so, students can ensure that the correct half planes are shaded and that all possible solutions are...
Math Fortress
Calculus III: The Dot Product (Level 5 of 12)
This video goes over the dot product also known as the scalar product. This video goes over a proof for the geometric definition of the dot product. This video also goes over 4 examples illustrating how to find the angle between two...
Rachel's English
EMAIL vs. EMAI-OH - How to make the Dark L - American English
Don't mispronounce words that end in the Dark L -- many non-native speakers incorrectly make an 'oh' ending. Learn how to make the Dark L and the dark sound instead of the OH.
Curated Video
Factor and Remainder Theorems: Using the Remainder Theorem to Find Remainders in Polynomials
This video provides an explanation and demonstration of the factor and remainder theorems in mathematics. The speaker begins by showing how substituting values into a polynomial can help determine factors and remainders. The video then...
Curated Video
Introduction to the Basic Equation of a Straight Line
This is a lecture presentation on the basic equation of a straight line. The presenter explains the general equation for a straight line (Y=MX +C), highlighting the importance of understanding the M (gradient) and C (Y intercept) values...
Brian McLogan
How to solve a system using substitution no solution
👉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...
Curated Video
Graphing Lines Using Intercepts
In this video, the teacher explains how to graph a line using intercepts. They use the example of buying hamburgers and hot dogs for lunch to demonstrate how to create an equation and graph the possible combinations. The teacher also...
The Backyard Scientist
Kitchen Chemistry - How to make green fire in 3D!!
In this video I will show you how to make a green flame, and also the difference between boric acid and borax.
KnowMo
Using Functions: Understanding the Input-Output Relationship
The video is a lecture presentation on the topic of using functions. The presenter explains what a function is, using the analogy of a function machine, and how an input results in an output that is dependent on the function. The video...
Brian McLogan
Using substitution to solve a system
👉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...
Curated Video
GCSE Secondary Maths Age 13-17 - Algebra: Algebra - Explained
SchoolOnline's Secondary Maths videos are brilliant, bite-size tutorial videos delivered by examiners. Ideal for ages 13-17, they cover every key topic and sub topic covered in GCSE Maths in clear and easy to follow steps. This video...