Curated Video
Trigonometric Functions and Reference Angles in All Four Quadrants
In this video, the teacher explains how to find the exact value of the sine of 120 degrees without using a calculator. They introduce the concept of reference angles and how they can be used to determine the trigonometric ratios for...
Catalyst University
Real Gas Behavior | The Hard Shell Model [Example #1]
Here, I work an example in which pressure is calculated using the Hard Shell gas model. We then compare it to that calculated using the ideal gas model. ***Next Example: https://youtu.be/DdCoxgpLD3U
Why U
Pre-Algebra 27 - Raising Exponential Expressions to Powers
If a term raised to a power is enclosed in parentheses and then raised to another power, this expression can be simplified using the rules of multiplying exponents.
Curated Video
Graphing Points in Any Quadrant
In this video, the teacher explains how to graph points on a coordinate plane in different quadrants. They review the x and y axes, the origin, and the concept of ordered pairs. The teacher demonstrates how to plot points in each...
Physics Girl
Conservation of Energy - Physics 101 / AP Physics 1 Review with Dianna Cowern
Lesson 10 (Conservation of Energy) of Dianna's Intro Physics Class on Physics Girl. Never taken physics before? Want to learn the basics of physics? Need an AP Physics 1 review before the exam? This course is for you! Exercises in this...
Brian McLogan
How to sketch the slope field
Learn how to create slope fields and sketch the particular solution to a differential equation. Slope fields are tools used to graphically obtain the solutions to a differential equation. It is the estimation of the graphical...
Brian McLogan
Solving a quadratic by applying the quadratic formula
👉 Learn how to solve quadratic equations using the quadratic formula. A quadratic equation is an equation whose highest power on its variable(s) is 2. The quadratic formula is a formula which can be used to find the roots of (solve) a...
Catalyst University
AC Joint Test Item Cluster | Rationale & Interpretation
In this video, I explain and demonstrate the special tests of the AC joint test item cluster. More specifically, we cover the rationale, interpretation of results, and psychometric properties for these tests: [1] Cross-body ADDuction...
Flipping Physics
Minimum Speed for Water in a Bucket Revolving in a Vertical Circle
What is the minimum angular speed necessary to keep water in a vertically revolving bucket? The rope radius is 0.77 m.
Brian McLogan
How to draw the slope field and sketch the particular equation
Learn how to create slope fields and sketch the particular solution to a differential equation. Slope fields are tools used to graphically obtain the solutions to a differential equation. It is the estimation of the graphical...
Fun Robotics
Diabetes Classification Model
Training and testing a classification model to predict the patient's diabetic status.
Catalyst University
Physical Chemistry | The Hard Shell Model
1) What is the Hard Shell Model equation of state? 2) What is the constant, b? 3) What does this model tell us about repulsions? 4) Overall, what is the theory of the Hard Shell Model?
Brian McLogan
Applying the second derivative test to a table of values
👉 Learn how to find the extrema of a function using the second derivative test. The second derivative test states that if a function has a critical point for which f'(x) = 0, and the second derivative is positive, then the function has a...
Curated Video
Understanding the Signs of Trigonometric Functions in Quadrants
This video explains the proper signs of trigonometric functions by determining the signs of x and y in all four quadrants. It also introduces the concept of reciprocal trig functions and emphasizes the importance of understanding the...
Curated Video
Adding Integers with the Same Sign Using a Number Line
This video explains how to add negative numbers by using a number line. It demonstrates that adding negative numbers is similar to adding positive numbers, as both involve moving in the same direction on the number line. The video also...
Brian McLogan
Learn how to find the points of inflection for an equation
👉 Learn how to find the points of inflection of a function given the equation or the graph of the function. The points of inflection of a function are the points where the graph of the function changes its concavity. The points of...
Brian McLogan
Find the extrema using the second derivative test
👉 Learn how to find the extrema of a function using the second derivative test. The second derivative test states that if a function has a critical point for which f'(x) = 0, and the second derivative is positive, then the function has a...
Flipping Physics
AP Physics C: Integrals in Kinematics Review (Mechanics)
Calculus based review of definite integrals, indefinite integrals, and derivatives as used in kinematics. Graphs of position, velocity, and acceleration as a function of time are compared using derivatives and integrals. Two of the...
Brian McLogan
Learning to shift a triangle by a translation vector
👉 Learn how to apply transformations of a figure and on a plane. We will do this by sliding the figure based on the transformation vector or directions of translations. When performing a translation we are sliding a given figure up,...
Curated Video
Understanding Externalities in Economics
The video covers the topic of externalities in economics. It explains how economic agents make decisions in market economies based on maximizing behavior, leading to private costs and benefits. The video defines internal and external...
Curated Video
Measuring Angles in Standard Position on the Coordinate Plane
In this video, you will learn how to measure angles in standard position by placing them correctly in the coordinate plane. You will also understand the concept of negative angle measures and coterminal angles.
Brian McLogan
Graphing a linear inequality using slope intercept form
👉 Learn how to graph linear inequalities written in slope-intercept form. 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...
TMW Media
Scalers and Vectors: Solving a problem, Part 1
Given certain parameters, how would you solve this problem? Scalers and Vectors, Part 4
Global Ethics Solutions
Good Company, Part 5: Be the Organization That People Want to Work For, Partner With, Invest In, and Buy From
What is “good company”? What does it mean to be “good company”? It is the organization that people want to associate with — the organization that is successful and strong to the core. Topics include reasons to operate a business in an...