Instructional Video2:16
Brian McLogan

Change in domain based on reflection and translation

12th - Higher Ed
Change in domain based on reflection and translation
Instructional Video1:23
Brian McLogan

Find the sine of a 3 4 5 triangle

12th - Higher Ed
Find the sine of a 3 4 5 triangle
Instructional Video1:15
Brian McLogan

How to find the direction of a vector as a linear combination

12th - Higher Ed
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...
Instructional Video2:04
Brian McLogan

How to use the definition of a derivative to evaluate the limit

12th - Higher Ed
๐Ÿ‘‰ Learn how to evaluate the limit of a function using the difference quotient formula. The difference quotient is a measure of the average rate of change of the function over an interval, h. The limit of the difference quotient gives the...
Instructional Video6:49
Brian McLogan

Solve a system of equation by substitution

12th - Higher Ed
๐Ÿ‘‰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 Video9:10
Brian McLogan

Learning how to graph and determine characteristics of a quadratic using vertex formula

12th - Higher Ed
๐Ÿ‘‰ 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 Video2:33
Brian McLogan

What do I need to know to solve a quadratic

12th - Higher Ed
๐Ÿ‘‰Learn how to solve quadratic functions. Quadratic equations are equations whose highest power in the variable(s) is 2. They are of the form y = ax^2 + bx + c. There are various techniques which can be applied in solving quadratic...
Instructional Video1:33
Brian McLogan

Solve a quadratic by applying the square root method

12th - Higher Ed
๐Ÿ‘‰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...
Instructional Video3:46
Brian McLogan

Using substitution to help us solve a system of equations

12th - Higher Ed
๐Ÿ‘‰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 Video3:47
Brian McLogan

Solving a System of Equations Using Elimination and Multipliers

12th - Higher Ed
๐Ÿ‘‰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...
Instructional Video6:25
Brian McLogan

Graphing a linear system of linear inequalities

12th - Higher Ed
๐Ÿ‘‰ Learn how to graph a system of inequalities. A system of inequalities is a set of inequalities which are collectively satisfied by a certain range of values for the variables. To graph a system of inequalities, each inequality making...
Instructional Video7:49
Brian McLogan

Find the derivative using quotient rule inside of the product rule

12th - Higher Ed
๐Ÿ‘‰ Learn how to find the derivative of a function using the quotient 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...
Instructional Video5:41
Brian McLogan

Learn how to solve a word problem using square roots, velocity and distance

12th - Higher Ed
๐Ÿ‘‰ Learn how to solve literal equations involving formulas. A literal equation is an equation where the unknown values are represented by variables. To solve a literal equation means to make one of the variables the subject of the...
Instructional Video0:47
Brian McLogan

Learn the basics to expanding a logarithmic expression

12th - Higher Ed
๐Ÿ‘‰ Learn how to expand logarithms using the product/quotient rule. The product rule of logarithms states that the logarithm of a product to a given base is equivalent to the sum of the logarithms of the terms that make up the product to...
Instructional Video2:22
Brian McLogan

How to solve a logarithmic equation using the quotient property

12th - Higher Ed
๐Ÿ‘‰ 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...
Instructional Video6:55
Brian McLogan

Find the foci vertices and center of an ellipse by completing the square

12th - Higher Ed
Learn how to graph horizontal ellipse which equation is in general form. A horizontal ellipse is an ellipse which major axis is horizontal. When the equation of an ellipse is written in the general form, we first rewrite it in standard...