Why U
Algebra 77 - The quadratic formula
Before the method of completing the square was developed, only very limited types of quadratic equations could be solved. This method eliminated those limitations, allowing the solutions of any quadratic equation to be found. As...
Catalyst University
Separable Differential Equations for P-CHEM
Separable Differential Equations for P-CHEM
Curated Video
Multiplying Positive and Negative Integers Using a Number Line
In this video, the teacher explains how to multiply positive and negative integers using a number line. They emphasize the importance of accounting for the signs of the factors and demonstrate how to scale the number line accordingly....
Curated Video
Multiplying Complex Numbers with One Term
In this lesson, students will learn how to multiply complex numbers that have just one term. The lesson covers the definition of "i" as the square root of negative 1, and the algebraic procedures for multiplying one-term expressions....
Catalyst University
Lineweaver-Burk Equation Theory and Derivation
Lineweaver-Burk Equation Theory and Derivation
Paul Marriott
Getting Started witrh Tinkercad Circuits (Arduino Simulator)
If you don't have your own physical Arduino components you can always use Autodesk's free Tinkercad Circuits app, which has and simulates many of the basic Arduino components. The app also supports a built-in block-based coding feature...
Curated Video
Graphing Rational Numbers on a Coordinate Plane
In this video, students learn how to graph rational numbers on a coordinate plane. The teacher explains common mistakes and demonstrates the correct way to plot points. The lesson also covers graphing decimal numbers and emphasizes the...
Brian McLogan
Three examples for how to use the power rule
👉 Learn how to find the derivative of a function using the power rule. The derivative of a function, y = f(x), is the measure of the rate of change of the function, y, with respect to the variable x. The process of finding the derivative...
Brian McLogan
Particular solution of differential equations
Learn how to solve the particular solution of differential equations. A differential equation is an equation that relates a function with its derivatives. The solution to a differential equation involves two parts: the general solution...
Why U
Algebra 62 - Gauss-Jordan Elimination with Traffic Flow
In this lecture we examine one application that can be solved by a system of linear equations with four or more variables, modeling and predicting the flow of traffic through a network of streets. Examples are given showing how the model...
Brian McLogan
How to solve a differentialble equation by separating the variables
Learn how to solve the particular solution of differential equations. A differential equation is an equation that relates a function with its derivatives. The solution to a differential equation involves two parts: the general solution...
Curated Video
Analyzing the Strength and Direction of Relationships in Major League Baseball
In this video, a teacher explains how to describe the nature of a relationship between variables in a scatter plot, focusing on strength and direction. Using examples from Major League Baseball, the teacher demonstrates how to interpret...
Brian McLogan
First derivative test relative extrema and increasing decreasing intervals
👉 Learn how to find the extreme values of a function using the first derivative test. The extreme values of a function are the points/intervals where the graph is decreasing, increasing, or has an inflection point. A method that can be...
The Business Professor
Effect of Risk Perception on Negotiation
This Video Explains the Effect of Risk Perception on Negotiation
Curated Video
Discuss the importance of data : Classification tree in Python: Training
From the section: Simple Classification Tree. This section we will expand our knowledge of regression Decision tree to classification trees, we will also learn how to create a classification tree in Python. Simple Classification Tree:...
Flipping Physics
Impulse Comparison of Three Different Demonstrations
A racquetball is dropped on to three different substances from the same height above each: water, soil, and wood. Rank the _______ during the collision with each substance in order from least to most. (a) Impulse. (b) Average Force of...
Curated Video
Determining End Behavior of Polynomials
In this video, we explore the concept of end behavior in polynomials. We learn that the behavior of a polynomial as x approaches positive or negative infinity depends on the degree and leading coefficient of the polynomial. We examine...
Flipping Physics
Dropping a Ball from 2.0 Meters - An Introductory Free-Fall Acceleration Problem
In this introductory free-fall acceleration problem we analyze a video of a medicine ball being dropped to determine the final velocity and the time in free-fall. Included are three common mistakes students make. "Why include mistakes?"...
Brian McLogan
Find the values a and b that make the function differentiable
👉 Learn how to determine the differentiability of a function. A function is said to be differentiable if the derivative exists at each point in its domain. To check the differentiability of a function, we first check that the function is...
Curated Video
Finding the Axis of Symmetry in Quadratic Equations
In this video, mathematicians learn how to find the axis of symmetry in a quadratic equation. The axis of symmetry is a line that divides the parabola into two mirror images. By understanding the concept of symmetry and using the formula...
Brian McLogan
Eliminate the parameter to obtain a radical function
I make short, to-the-point online math tutorials. I struggled with math growing up and have been able to use those experiences to help students improve in math through practical applications and tips. I believe everyone can learn math...
Flipping Physics
Energy Transferred Into and Out of a System
The general energy transfer equation is introduced and used to derive work due to nonconservative forces equals change in mechanical energy and conservation of mechanical energy. Want Lecture Notes?...
Flipping Physics
AP Physics 1: Kinematics Review
Review of all of the Kinematics topics covered in the AP Physics 1 curriculum. Plus some bonus introductory stuff.