ProTeachersVideo
Painting With Numbers: Patterns in Nature
Marcus du Sautoy reveals how mathematics lies behind everything from the number of petals on a flower to the head on a pint of beer. In this programme, Marcus explains how, instead of using paint and canvas, mathematicians use numbers...
Why U
Pre-Algebra 14 - Creating Common Denominators
Addition and subtraction of fractions with different denominators requires creating a "common" denominator. Using the number line, this mysterious process can be easily visualized.
Flipping Physics
Graphical Uniformly Accelerated Motion (UAM) Example Problem
Again with the graphs? Yes. Absolutely Yes. Graphs are such an important part of any science, especially physics. The more you work with graphs, the more you will understand them. Here we combine graphs and uniformly accelerated motion....
Curated Video
Solving Linear Equations with Decimal Coefficients
In this video, the teacher explains how to solve linear equations with decimal coefficients using the properties of equality. They demonstrate step-by-step examples and emphasize the importance of performing the same operation on both...
Brian McLogan
How to solve logarithmic equations
👉 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...
Brian McLogan
What are the basic characteristics of a parabola for conic sections
Learn all about parabolas in conic sections. We will discover the basic definitions such as the vertex, focus, directrix, and axis of symmetry. We will also take a look a basic processes such as graphing, writing the equation and...
Brian McLogan
Solve a system of linear equations using 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...
Brian McLogan
How to use steps to solve for two step equations
👉 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...
KnowMo
Introduction to Simultaneous Equations and Methods for Solving Them
The video is a lecture presentation on the topic of simultaneous equations. The presenter explains what simultaneous equations are and gives examples of how they are used in real-life scenarios. The viewer is introduced to the two...
Virtually Passed
Optimal path to swim across river in least time - Math Puzzle (HARD)
0:00 - Introduction 0:29 - Speeds 1:23 - Total time 1:47 - Constraint 2:37 - Euler Lagrange 4:20 - Solution 5:05 - MATLAB solution 5:42 - MATLAB solution using solver
Flipping Physics
The Derivative and a Demonstration of Position, Velocity and Acceleration
Using the derivative, a position equation is used to determine velocity and acceleration. The motion is demonstrated. Motion graphs are shown and illustrated. The maximum position of the cart is determined.
FuseSchool
Simultaneous Equations By Elimination
In this video we are going to discover what simultaneous equations are, and how to solve them. Simultaneous equations are two or more equations with two or more unknowns. They are called simultaneous because they must be solved at the...
Brian McLogan
How to find the value k that can make the piecewise function continous
👉 Learn how to find the value that makes a function continuous. When given a piecewise function which has a hole at some point or at some interval, we fill the hole at the point or over the interval by looking for the value of the...
Zach Star
Computer Science Vs Computer Engineering - How to Pick the Right Major
In this video I discuss computer science vs computer engineering. Computer science and computer engineering have many similarities but also some big differences. Computer science majors learn more about software while computer engineers...
Brian McLogan
Find the difference of two quadratic equations to find the domain
👉 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...
Brian McLogan
Solving a one step equation using division
👉 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...
Curated Video
Using Bar Models to Solve Math Problems
In this video, the teacher explains how to use bar models to solve math problems. The teacher demonstrates the steps of creating a bar model, labeling it, chunking the information, and then using the model to compute and solve the problem.
Brian McLogan
Find the values a and b that make the piecewise function continuous
👉 Learn how to find the value that makes a function continuos. A function is said to be continous if two conditions are met. They are: the limit of the function exist and that the value of the function at the point of continuity is...
Brian McLogan
Solve a System of Equations Using Elimination
👉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
How to graph a linear inequality
👉 Learn how to graph linear inequalities. Linear inequalities are graphed the same way as linear equations, the only difference being that one side of the line that satisfies the inequality is shaded. Also broken line (dashes) is used...
Curated Video
Understanding the Difference between Expressions and Equations
In this lesson, students will learn the difference between expressions and equations. They will understand that expressions represent values and can be simplified, but not solved. On the other hand, equations equate two expressions and...
Why U
Algebra 59 - A Geometric View of Gauss-Jordan with Dependent Systems
This lecture examines an example of Gauss-Jordan elimination on a dependent system from Algebra chapter 58, and follows how the planes are geometrically transformed step by step, from a system of three planes, representing three...
Brian McLogan
Solving an exponential equation by taking log of both sides
👉 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...