Brian McLogan
Solve an equation using the square root method
👉Learn how to solve quadratic equations using the square root method. It is important to understand that not all quadratics have to be solved using factoring or quadratic formula. When we only have one variable but it is squared we can...
Brian McLogan
How to find the discriminant and label the solutions of a quadratic
👉 Learn how to determine the discriminant of quadratic equations. A quadratic equation is an equation whose highest power on its variable(s) is 2. The discriminant of a quadratic equation is a formula which is used to determine the type...
Brian McLogan
Using Elimination and Adding to Solve a System of Equations
👉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 do we do substitution to solve y = -(1/2)x+2 , x=2y+4
👉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
Introduction Into Solving One Step Equations
👉 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...
Virtually Passed
Steady State and Transient Mechanical Vibrations summary
This is a summary of all the videos we've made so far. Notice that our total response = our steady state (particular solution) + our transient (homogeneous solution). In most Engineering applications we will only focus on the steady...
Virtually Passed
Method of joints example 2
For method joints the usual method is 1) Find all necessary angles and geometry 2) Find all reaction forces 3) Draw a FBD of a joint and analyze forces This truss problem looks difficult, but if you choose your joints carefully then it...
Schooling Online
IB Physics Circular Motion and Gravitation: Gravitational Force
Your friends might believe that Physics is dry and boring, but we’re going to prove them wrong! In subtopic 1, we’ll design theme park rides, such as rollercoasters and the rotor (aka the gravitron). Then, in subtopic 2, we’ll journey...
Math Fortress
Differential Equations: Families of Solutions (Level 3 of 4)
This video introduces the basic concepts associated with solutions of ordinary differential equations. This video goes over 2 examples illustrating how to verify Implicit One-Parameter Family of solutions.
Brian McLogan
Solve a quadratic equation using the quadratic formula when their are imaginary solutions
👉 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...
Brian McLogan
Math tutorial for solving systems of 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
Solving a one step equation using subtraction
👉 Learn how to solve a one step equation. An equation is a statement stating that two values are equal. A one step equation is an equation whose solution can be obtained by performing only one step of operation on the equation. To solve...
Brian McLogan
Finding the Value of x by Using Angle Relationships of Parallel Lines
👉 Learn how to solve for an unknown variable using parallel lines and a transversal theorems. Two lines are said to be parallel when they have the same slope and are drawn straight to each other such that they cannot meet. In geometry,...
Brian McLogan
Learning to Identify Alternate Exterior Angles
👉 Learn how to identify angles from a figure. This video explains how to solve problems using angle relationships between parallel lines and transversal. We'll determine the solution given, corresponding, alternate interior and exterior....
Brian McLogan
Finding the Value of X and Y with Parallel Lines
👉 Learn how to solve for an unknown variable using parallel lines and a transversal theorems. Two lines are said to be parallel when they have the same slope and are drawn straight to each other such that they cannot meet. In geometry,...
Curated Video
Solving Equations with Parameters Using Additive and Multiplicative Inverses
In this lesson, students will learn how to solve equations with variables and parameters represented by letters. They will understand the concept of additive and multiplicative inverses and how to use them to isolate the variable and...
Curated Video
Determining Solutions to Equations Using Graphs
In this video, the teacher explains how to use a graph to determine if a coordinate pair is a solution to an equation. They demonstrate this by graphing different equations and showing how to identify the points that satisfy the...
Flipping Physics
Determining the Spring Constant, k, with a Vertically Hanging Mass
Hooke’s law is demonstrated and graphed. Spring constant, displacement from equilibrium position, and restoring force are defined and demonstrated.
Brian McLogan
Applying the equality of logarithms to solve an equation, log3 (3x + 8) = log3 (x^2 + x)
👉 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
Graph the equation of the ellipse when given the center is at the origin
Learn how to graph horizontal ellipse centered at the origin. A horizontal ellipse is an ellipse which major axis is horizontal. To graph a horizontal ellipse, we first identify some of the properties of the ellipse including the major...
Brian McLogan
Find the equation of a circle given the center and line tangent to the circle
In this video playlist I show you how to solve different math problems for Algebra, Geometry, Algebra 2 and Pre-Calculus. The video will provide you with math help using step by step instruction. Math help tutorials is just what you need...
Brian McLogan
Pre-Calculus - Find All of the Solutions of an Equation Using the Double Angle Formulas
👉 Learn how to use the double angle identities to solve trigonometric equations. When we have equations with a double angle we will apply the identities to create an equation that can help solve by inverse operations or factoring. We...
Brian McLogan
Converting a rectangular equation to polar form
Learn how to convert between rectangular and polar equations. A rectangular equation is an equation having the variables x and y which can be graphed in the rectangular cartesian plane. A polar equation is an equation defining an...