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Brian McLogan
Write the tangent line of an equation through a point
π Learn how to find and write the equation of the tangent line of a curve at a given point. The tangent of a curve at a point is a line that touches the circumference of the curve at that point. To find the equation of the tangent line...
Brian McLogan
Solve using the quadratic formula with complex solutions
π 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...
Curated Video
Multiplication and the Distributive Property
This video introduces the concept of the distributive property and shows how it can be used to solve multiplication problems. It explains the common mistake of not distributing the number outside the parentheses to all the numbers inside...
Physics Girl
Angular Momentum - Physics 101 / AP Physics 1 Review with Dianna Cowern
Lesson 15 (Angular Momentum) of Dianna's Intro Physics Class on Physics Girl. Never taken physics before? Want to learn the basics of physics? Need a review of AP Physics concepts before the exam? This course is for you! More fun...
Brian McLogan
How to reflect a line segment over the y=x line
π Learn how to reflect points and a figure over a line of symmetry. Sometimes the line of symmetry will be a random line or it can be represented by the x or y-axis. Either way when reflecting a point and or figure over the line of...
Brian McLogan
Solving a systems of equation word problem
πLearn how to solve a system of linear equations from a word problem. A system of equations is a set of more than one equations which are to be solved simultaneously. A word problem is a real world simulation of a mathematical concept....
Virtually Passed
2 Degree of Freedom vibrating system Summary
Two blocks oscillating via springs is a 2 DOF system. The final solution will have the form of a
a modal vector times cos(w1t - phi1) + another modal vector times cos(w
2t -phi2).
The system is hence said to be...
a modal vector times cos(w1t - phi1) + another modal vector times cos(w
2t -phi2).
The system is hence said to be...
Curated Video
Finding the Perimeter of a Rectangle: Applying the Formula
In this video, the teacher explains how to find the perimeter of a rectangle by applying a formula. They review the concept of a rectangle, its length and width, and the definition of perimeter. Using examples, the teacher demonstrates...
Curated Video
Introduction to Imaginary Numbers
In this lesson, students will learn about imaginary numbers by exploring the concept of the imaginary unit, denoted by the letter "I." They will understand that imaginary numbers, such as I, exist outside of the real number system and...
Math Fortress
Calculus III: Two Dimensional Vectors (Level 10 of 13)
This video is a review of Two Dimensional Vectors. This video goes over 6 examples that make use of unit vectors.
Brian McLogan
Given rational function find the vertical asymptote and hole
π Learn how to find the removable and non-removable discontinuity of a function. A function is said to be discontinuous at a point when there is a gap in the graph of the function at that point. A discontinuity is said to be removable...
Brian McLogan
Eliminating your parameter for parametric equations
Learn how to eliminate the parameter in a parametric equation. A parametric equation is a set of equations that express a set of quantities as explicit functions of a number of independent variables, known as parameters. Eliminating the...
Curated Video
Equations for Electrical Power Calculation
This video explains the concept of electrical power and presents three equations that can be used to calculate the power of an electrical component. The equations involve variables such as potential difference, current, and resistance,...
Brian McLogan
How to find the solutions of a quadratic using the quadratic formula
π 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...
Curated Video
Writing Equations of Polynomials Using X-Intercepts
In this video, the teacher explains how to write the equation of a polynomial by analyzing its x-intercepts. They demonstrate the process using different graphs and explain the importance of factored form and the multiplication property...
Curated Video
Simplifying Positive Integer Powers of I using Remainders
In this lesson, students will learn how to simplify positive integer powers of the imaginary unit, "i". By considering the remainder when the exponent is divided by 4, students can easily determine the simplified value. The lesson...
Brian McLogan
Solving a quadratic by applying the quadratic formula
π 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...
Flipping Physics
Angular Momentum of a Rigid Object with Shape Introduction
The equation for #AngularMomentum of #RigidObjects with shape is introduced and a simple example of angular momentum is solved for.
APMonitor
Regression with MATLAB fmincon
A frequent activity in data science and machine learning is to develop correlations from data. By importing the data into MATLAB, data analysis such as statistics, trending, or calculations can be made to synthesize the information into...
Why U
Algebra 47 - Describing Infinte Solution Sets Parametrically
When the graph of the solutions of a system of linear equations in three variables is a line in Cartesian space, the solutions can be described either by a group of three parametric equations, or a parametric ordered-triple. This lecture...
Curated Video
Identifying Function Properties Using Algebra and Real-World Examples
In this lesson, students will learn how to determine whether relations are functions by using the vertical line test and analyzing algebraic equations. They will understand that not all equations are functions, and that it is important...
Curated Video
Modeling Rational Functions by Graphing
In this lesson, mathematicians learn how to model rational functions by graphing. By using the example of sharing the cost of parking in a van, the concept of a rational function is explained. The graph shows how the amount of money each...
Brian McLogan
How to use elimination to solve a word problem
πLearn how to solve a system of linear equations from a word problem. A system of equations is a set of more than one equations which are to be solved simultaneously. A word problem is a real world simulation of a mathematical concept....
Curated Video
Solving Systems of Quadratic and Linear Equations by Graphing
In this video, the teacher explains how to solve a system of equations that includes both quadratic and linear equations by graphing. The teacher emphasizes the importance of graphing accurately and highlights common mistakes to avoid.