Instructional Video12:33
Brian McLogan

Learn How to Graph the Secant Function with a Change in Period

12th - Higher Ed
👉 Learn how to graph a secant function. To graph a secant function, we start with the cosine graph by first determining the amplitude (the maximum point on the graph), the period (the distance/time for a complete oscillation), the phase...
Instructional Video2:23
Brian McLogan

Multiply a quadratic equation by a square root function to determine domain

12th - Higher Ed
👉 Learn how to multiply two functions. We will explore the multiplication of linear, quadratic, rational, and radical functions. To multiply two functions, we simply algebraically multiply the rules (contents) of the two functions. We...
Instructional Video7:23
Brian McLogan

How to determine the domain and range of three graphs

12th - Higher Ed
Learn how to determine the domain and range of a function given the graph of the function. Since the domain of a function is the set of all x-values we will want to identify how far left the graph goes as well as how far right to...
Instructional Video5:20
Brian McLogan

How does the reciprocal function relate to the other basic functions

12th - Higher Ed
👉 Learn all about reciprocal functions. A reciprocal function is a function of the form f(x) = 1/x. The graph of a reciprocal function is composed of the vertical and the horizontal asymptotes and the points where the curve turns. For...
Instructional Video2:07
Brian McLogan

Find the domain and range of a function by using the inverse

12th - Higher Ed
👉 Learn how to find the inverse of a linear function. A linear function is a function whose highest exponent in the variable(s) is 1. The inverse of a function is a function that reverses the "effect" of the original function. One...
Instructional Video23:51
Brian McLogan

Transformations with domain and range

12th - Higher Ed
Transformations with domain and range
Instructional Video10:31
Brian McLogan

Master adding subtracting multiplying and dividing two functions linear and quadratic

12th - Higher Ed
Master adding subtracting multiplying and dividing two functions linear and quadratic
Instructional Video13:42
Brian McLogan

Learn to graph the reciprocal function using a table

12th - Higher Ed
👉 Learn all about reciprocal functions. A reciprocal function is a function of the form f(x) = 1/x. The graph of a reciprocal function is composed of the vertical and the horizontal asymptotes and the points where the curve turns. For...
Instructional Video1:01
Brian McLogan

Multiplying a function by a multiple, then determine the domain

12th - Higher Ed
👉 Learn how to multiply two functions. We will explore the multiplication of linear, quadratic, rational, and radical functions. To multiply two functions, we simply algebraically multiply the rules (contents) of the two functions. We...
Instructional Video6:30
Brian McLogan

Given a Complex Zero Find the Remaining Zeros Using Synthetic Division

12th - Higher Ed
👉 Learn how to find all the zeros of a polynomial given one complex zero. A polynomial is an expression of the form ax^n + bx^(n-1) + . . . + k, where a, b, and k are constants and the exponents are positive integers. The zeros of a...
Instructional Video11:31
Brian McLogan

Find the Domain with Restrictions | Part 2

12th - Higher Ed
In this video we will work through how to identify the domain of a function for rational, radical and polynomial functions by understanging the implied restrictions of each function.
Instructional Video1:50
Brian McLogan

Write the inverse of a linear equations

12th - Higher Ed
👉 Learn how to find the inverse of a linear function. A linear function is a function whose highest exponent in the variable(s) is 1. The inverse of a function is a function that reverses the "effect" of the original function. One...
Instructional Video1:28
Brian McLogan

What is the equality of complex numbers

12th - Higher Ed
👉 Learn how to solve rational equations. A rational expression is an expression in the form of a fraction where the numerator and/or the denominator are/is an algebraic expression. There are many ways to solve rational expressions, one...
Instructional Video3:28
Brian McLogan

Learn How to Find the Domain of the Composition of Two Functions

12th - Higher Ed
Learn how to compose two functions where one or both of those functions is/are radical. To compose two functions means to express one of the functions as a function of the other function. This is done by replacing the input variable of...
Instructional Video3:57
Brian McLogan

Learn how to determine the asymptotes and intercepts

12th - Higher Ed
👉 Learn how to find the vertical/horizontal asymptotes of a function. An asymptote is a line that the graph of a function approaches but never touches. The vertical asymptote is a vertical line that the graph of a function approaches but...
Instructional Video34:22
Brian McLogan

Transformations of Functions | Preparing for Precalculus Part 3

12th - Higher Ed
Transformations of Functions | Preparing for Precalculus Part 3
Instructional Video9:04
Brian McLogan

What You Need To Understand About Functions | Part 1

12th - Higher Ed
What is the most important to know about functions. It all comes into understanding the parts of functions and what a function means. In this video we will explore those details.
Instructional Video19:33
Curated Video

Identify Special Solutions of Compound Inequalities

9th - 12th
In this video lesson we will learn how to identify Special Solutions of Compound Inequalities. We will learn that some compound inequalities have no solution, a solution of all real numbers, one solution or a one inequality solution. ...
Instructional Video19:27
Curated Video

How to Solve Absolute Value Inequalities

9th - 12th
In this video lesson we will learn about absolute value inequalities. We will discover that a less than or less than or equal to absolute value inequality will have an AND solution set. We will learn that a greater than or greater than...
Instructional Video6:19
Brian McLogan

How to graph secant and label the parts

12th - Higher Ed
👉 Learn how to graph a secant function. To graph a secant function, we start with the cosine graph by first determining the amplitude (the maximum point on the graph), the period (the distance/time for a complete oscillation), the phase...
Instructional Video6:19
Brian McLogan

Find the domain range and period for cosecant and secant functions

12th - Higher Ed
👉 Learn the basics of graphing the secant and the cosecant graphs. Recall that the secant is the reciprocal of the cosine while the cosecant is the reciprocal of the sine. Also recall that the cosine graph is a sinusoidal graph with...
Instructional Video6:59
Brian McLogan

How to graph the reciprocal function and identify the characteristics

12th - Higher Ed
👉 Learn how to graph the reciprocal function. A reciprocal function is a rational function whose expression of the variable is in the denominator. A reciprocal function is of the form f(x) = a / (x + h) + k, where h is the vertical...
Instructional Video7:41
Brian McLogan

How to graph a rational function with a hole

12th - Higher Ed
👉 Learn how to graph a rational function. To graph a rational function, we first find the vertical and horizontal or slant asymptotes and the x and y-intercepts. After finding the asymptotes and the intercepts, we graph the values and...
Instructional Video4:49
Brian McLogan

Find inverse of a rational equation with two variables in numerator and denominator

12th - Higher Ed
👉 Learn how to find the inverse of a rational function. A rational function is a function that has an expression in the numerator and the denominator of the function. The inverse of a function is a function that reverses the "effect" of...