Brian McLogan
Learn how to determine concavity of a polynomial function
π Learn how to determine the concavity of a function. A function is said to be concave up (convex) if the graph of the curve is facing upwards and the function is said to be concave down (concave) if the graph is facing down. To test for...
Brian McLogan
Summary for solving a system of two linear equations by elimination
πLearn 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...
Flipping Physics
(part 2 of 2) An Introductory Projectile Motion Problem with an Initial Horizontal Velocity
Now that we have dropped the ball into the bucket, we can determine the final velocity of the ball right before it strikes the bucket. Don't forget that velocity is a vector and has both magnitude and direction. Yep, component vector...
Flipping Physics
g is Positive.
We draw a free body diagram and sum the forces on an object in projectile motion to prove the acceleration due to gravity, g, is positive. Want Lecture Notes? http://www.flippingphysics.com/g-is-p...β This is an AP Physics 1 and an AP...
Flipping Physics
(Torque Solution) Acceleration of a Wheel descending on a Rope
A rope is wrapped around a bicycle wheel with a rotational inertia of 0.68MR^2. The wheel is released from rest and allowed to descend without slipping as the rope unwinds from the wheel. In terms of g, determine the acceleration of the...
Catalyst University
Fick's First Law (1): Diffusion, Flux, and Concentration Gradients
Fick's First Law (1): Diffusion, Flux, and Concentration Gradients
FuseSchool
Matter Exam Question 2
Work through this practice GCSE / K12 question on atomic number, atomic mass and electronic configuration. Read the question, and hit pause if you want to try answering it yourself. Then hit play again to watch how the teacher solves it.
Curated Video
Determining the Equation of a Polynomial Graph
In this video, the teacher explains how to determine the equation of a polynomial graph by analyzing its end behavior and zeros. They provide examples and step-by-step instructions, highlighting the importance of understanding...
Brian McLogan
Use baby numbers to evaluate the right hand limit of a rational function
π Learn how to evaluate the limit of a function involving rational expressions. The limit of a function as the input variable of the function tends to a number/value is the number/value which the function approaches at that time. The...
Brian McLogan
Solve a System of Linear Equations Using Elimination
πLearn 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...
Catalyst University
Mannitol Salt Agar (MSA) | Results & Theory
Here, I explain the results and theory underlying mannitol salt agar. I also show a flow-chart that guides the student in interpreting the result correctly.
TMW Media
Momentum And Impulse: Solving a final problem
Given certain parameters, how would you solve this problem? Momentum And Impulse, Part 5
Catalyst University
Lever Test | Rationale & Interpretation
In this video, I explain and demonstrate the lever test, a special test used in the assessment of ACL injuries. More specifically, we cover the test procedure, interpretation of results, and psychometrics.
Psychology Unlocked
Why is your first relationship so important? Internal Working Models - Psychology Revision Video
This video is the eighth installment of our Psychology Revision Series to prepare you for your exams with exactly the right information that you need to know.
Brian McLogan
Learn how to use the second derivative test to determine relative extrema
π 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...
Brian McLogan
Learn how to determine concavity and point of inflection AP style
π Learn how to determine the concavity of a function. A function is said to be concave up (convex) if the graph of the curve is facing upwards and the function is said to be concave down (concave) if the graph is facing down. To test for...
Brian McLogan
Find the max and min of a linear function on the closed interval
π Learn how to find the extreme values of a function using the extreme value theorem. The extreme values of a function are the points/intervals where the graph is decreasing, increasing, or has an inflection point. A theorem which...
Curated Video
Introduction to Writing Coordinate Pairs on the Coordinate Plane
In this video, students learn how to write coordinate pairs for points on a coordinate plane. The teacher explains the process of moving along the X and Y axes to determine the X and Y values of each point. The video also highlights...
Brian McLogan
Find the magnitude and direction of resultant vector given bearings
Learn how to determine the magnitude and direction of a vector. The magnitude of a vector is the length of the vector. The magnitude of a vector is obtained by taking the square root of the sum of the squares of the components of the...
Brian McLogan
Evaluate the right hand limit of a rational function with a radical
π Learn how to evaluate the limit of a function by rationalizing the radical. The limit of a function as the input variable of the function tends to a number/value is the number/value which the function approaches at that time. The limit...
Brian McLogan
Learn how to determine the derivative of a reciprocal function
π 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
Solve a System of Linear Equations Using Elimination
πLearn 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...
MarketWatch
How the election can affect your investments
Historically, election season leads to a volatile market. Here's what that means for your investments.
Seven Dimensions
Developing Trainer Skills
In this video, the speaker discusses the importance of passion and relevance in becoming an excellent trainer. They share four steps to improve training skills, including inspiring and ensuring relevance, using engaging activities,...