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Brian McLogan
Easy Vs Hard Evaluating Trig Functions
New ReviewIn this video I am going to work through how to evaluate a basic trig function using the unit circle and one more difficult
Brian McLogan
Concepts You Must Know About Graphing Rational Functions
New ReviewWhen you need to graph a rational function there are a couple of things you must know.
Brian McLogan
5 Domain and Range Problems Students Get Wrong
New ReviewIn this video I am going to highlight the top ten types of functions that students make mistakes with when finding the domain and range
Curated Video
Basics / Transformations to Rational Functions
In this video, we define rational functions and examine how to graph simple rational functions as transformations to the reciprocal function.
Curated Video
Unit Circle 4 - Evaluating Trig Functions
How to find exact value of trig functions with the unit circle. In the last of 4 videos, we look at how we can use our newly derived unit circle to quickly evaluate trigonometric functions. We will learn how to evaluate all six...
Brian McLogan
Graphing the reciprocal function with multiple transformations
👉 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...
Brian McLogan
Eliminate the parameter to obtain the reciprocal function
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. I believe everyone can learn math...
Brian McLogan
Evaluate the six trig functions when given an angle in radians
👉 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...
Brian McLogan
Graph the Secant Function with a Phase Shift of pi Halves
👉 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...
Brian McLogan
Identify the transformations, domain and range of the reciprocal function
👉 Learn how to identify transformations of functions. Transformation of a function involves alterations to the graph of the parent function. The transformations can be dilations, translations (shifts), reflection, stretches, shrinks,...
Brian McLogan
Find the paticular solution given a reciprocal function and condition
👉 Learn how to find the particular solution to the integral of a function. The integral, also called antiderivative, of a function, is the reverse process of differentiation. Integral of a function can be evaluated as indefinite integral...
Brian McLogan
How to eliminate the parameter and graph the equation
👉 Learn all about how to graph exponential functions. In this playlist, we will explore graphing exponential functions with a base e as well as with other numbers. We will graph each exponential function using transformations and then...
Brian McLogan
Evaluate the left and right hand limit of basic ap calculus examples
👉 Learn about the limit of a function. The limit of a function as the input variable of the function tends to a number/value is the number/value which the function approaches at that time. The limit of a function is said to exist if the...
Brian McLogan
Write the transformations between two function, reciprocal function
👉 Learn how to identify transformations of functions. Transformation of a function involves alterations to the graph of the parent function. The transformations can be dilations, translations (shifts), reflection, stretches, shrinks,...
Brian McLogan
Full Lesson: Rational Functions
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.
Brian McLogan
How do you find the vertical and horizontal asymptotes of a rational function
👉 Learn all about asymptotes of a rational function. A rational function is a function, having a variable in the denominator. An asymptote is a line that the graph of a function approaches but never touches. There are the vertical, the...
Brian McLogan
Solving trigonometric equation by using reciprocal function
👉 Learn how to solve trigonometric equations. There are various methods that can be used to evaluate trigonometric identities, they include by factoring out the GCF and simplifying the factored equation. Another method is to use a...
Brian McLogan
4f Example 1 Part1 (How to graph the Cosecant Function)
4f Example 1 Part1 (How to graph the Cosecant Function)
Brian McLogan
Graphing the reciprocal function with a reflection
👉 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...
Brian McLogan
Learn How to Graph the Cosecant Function with a Change in Period
👉 Learn all about graphing trigonometric functions. In this playlist, we will explore how to graph the sine, cosine, tangent, cotangent, cosecant and secant function. We will explore the characteristics of each graph as well as how to...
Brian McLogan
Learn How to Easily Graph the Cosecant Function by Graphing Sine
👉 Learn how to graph a cosecant function. To graph a cosecant function, we start with the sine graph by first determining the amplitude (the maximum point on the graph), the period (the distance/time for a complete oscillation), the...
Brian McLogan
What do I need to know to graph the secant and cosecant function
👉 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...
Brian McLogan
Divide two function reciprocal functions and find the domain
👉 Learn how to divide two functions. We will explore the division of linear, quadratic, rational, and radical functions. To divide two functions, we simply algebraically divide the rules (contents) of the two functions. We will then...