Instructional Video5:01
Curated Video

Solving Systems of Equations by Elimination

K - 5th
In this video lesson, students will learn how to solve systems of equations using the elimination method. The lesson explains the concept of systems of equations and the importance of finding exact solutions. It demonstrates how to...
Instructional Video5:01
Curated Video

Determining Line Intersection

K - 5th
In this lesson, students will learn how to determine if two lines intersect. They will explore the concept of parallel lines and perpendicular lines, and understand that parallel lines have the same slope.
Instructional Video3:59
Brian McLogan

Sketch the slope field of the differential equation

12th - Higher Ed
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.
Instructional Video5:41
Brian McLogan

How do I graph a quadratic in standard form

12th - Higher Ed
πŸ‘‰ Learn how to graph quadratics in standard form. A quadratic equation is an equation whose highest exponent in the variable(s) is 2. To graph a quadratic equation, we make use of a table of values and the fact that the graph of a...
Instructional Video13:11
Brian McLogan

Characteristics of functions

12th - Higher Ed
πŸ‘‰ Learn about the characteristics of a function. Given a function, we can determine the characteristics of the function's graph. We can determine the end behavior of the graph of the function (rises or falls left and rises or falls...
Instructional Video7:33
Brian McLogan

Determine the six trigonometric functions for a negative angle in radians

12th - Higher Ed
πŸ‘‰ Learn how to evaluate the six trigonometric functions of a given angle. When given an angle we locate the angle on the unit circle. Then using the coordinate of the terminal side of the angle on the unit circle and the definitions of...
Instructional Video4:22
Brian McLogan

Learning to reflect a parallelogram over the y=x line

12th - Higher Ed
πŸ‘‰ 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...
Instructional Video5:55
Brian McLogan

Find the Given Angle Given its Coordinate on the Unit Circle

12th - Higher Ed
πŸ‘‰ Learn how to evaluate the inverse of reciprocal trigonometric functions. Recall that the reciprocal trigonometric functions are given by the ratio of 1 and the corresponding trigonometric function. When an angle is unknown but the...
Instructional Video1:39
Brian McLogan

What is a scalar vector

12th - Higher Ed
Learn the basics of vector operations. Vectors can be added, subtracted and multiplied. To add or subtract two or more vectors, we add each of the corresponding components of the vectors. To multiply a scalar to a vector, we simply...
Instructional Video4:55
Brian McLogan

Evaluate the six trigonometric functions given a point

12th - Higher Ed
πŸ‘‰ Learn all about evaluating trigonometric functions with triangles. In this playlist, we will learn how to evaluate, sine, cosine, tangent, cotangent, secant, and cosecant when given the sides of a triangle. If we have missing sides we...
Instructional Video6:43
Brian McLogan

Summary for solving a system of two linear equations by elimination

12th - Higher Ed
πŸ‘‰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...
Instructional Video4:45
Brian McLogan

Tutorial for how to evaluate for the composition of two trigonometric functions

12th - Higher Ed
πŸ‘‰ Learn how to evaluate an expression with the composition of a function and a function inverse. Just like every other mathematical operation, when given a composition of a trigonometric function and an inverse trigonometric function,...
Instructional Video8:11
Brian McLogan

How to find the vertex and axis of symmetry then graph using a table of values

12th - Higher Ed
πŸ‘‰ Learn how to graph quadratics in standard form. A quadratic equation is an equation whose highest exponent in the variable(s) is 2. To graph a quadratic equation, we make use of a table of values and the fact that the graph of a...
Instructional Video21:16
Brian McLogan

Characteristics of functions

12th - Higher Ed
πŸ‘‰ Learn about the characteristics of a function. Given a function, we can determine the characteristics of the function's graph. We can determine the end behavior of the graph of the function (rises or falls left and rises or falls...
Instructional Video7:03
Brian McLogan

Given any point find your six trig functions

12th - Higher Ed
πŸ‘‰ Learn how to evaluate the six trigonometric functions given the value of one of the trigonometric functions. When given the value of one of the trigonometric functions of an angle, we can evaluate the values of the other trigonometric...
Instructional Video4:19
Brian McLogan

How to set up your triangle when given a point to evaluate trig functions

12th - Higher Ed
πŸ‘‰ Learn how to evaluate the six trigonometric functions given a point. When given a point, there are many ways to evaluate the trigonometric functions of the point. The methods include: using the unit circle if the point is a point on...
Instructional Video5:35
Brian McLogan

How to understand reflections of polar points

12th - Higher Ed
How to understand reflections of polar points
Instructional Video4:22
Brian McLogan

Given a point learn how to evaluate the six trig functions with reference angle

12th - Higher Ed
πŸ‘‰ Learn all about evaluating trigonometric functions with triangles. In this playlist, we will learn how to evaluate, sine, cosine, tangent, cotangent, secant, and cosecant when given the sides of a triangle. If we have missing sides we...
Instructional Video3:01
Brian McLogan

How to reflect a line over the origin

12th - Higher Ed
πŸ‘‰ 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...
Instructional Video2:31
Brian McLogan

How to apply a reflection over the x axis ex 1

12th - Higher Ed
πŸ‘‰ 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...
Instructional Video4:46
Brian McLogan

Solve a trigonometric function with sine on both sides

12th - Higher Ed
πŸ‘‰ Learn how to solve trigonometric equations by factoring out the GCF. When solving trigonometric equations involving the multiples of the same trigonometric function. It is very useful to collect similar trigonometric functions together...
Instructional Video5:35
Brian McLogan

Gaph the system of three linear inequalities and determine the feasible region ex 15

12th - Higher Ed
In this video series you will learn how to graph a system of linear inequalities. When graphing a system of linear inequalities you will graph just like a system of linear equations except you will use test points to shade.
Instructional Video6:00
Brian McLogan

Math tutorial for solving systems of equations using substitution

12th - Higher Ed
πŸ‘‰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...
Instructional Video3:25
Brian McLogan

Given two points write them as a vector in component form

12th - Higher Ed
Learn how to write a vector in component form given two points and also how to determine the magnitude of a vector given in component form. Given two point vectors with one representing the initial point and the other representing the...