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Brian McLogan
Finding the domain and X-intercepts of a logarithm with horizontal shift
👉 Learn all about graphing logarithmic functions. A logarithmic function is a function with logarithms in them. The graph of the parent function of a logarithmic function usually takes its domain from the positive x-axis. To graph a...
Brian McLogan
Finding the end behavior when given an equation
👉 Learn how to determine the end behavior of the graph of a polynomial function. To do this we will first need to make sure we have the polynomial in standard form with descending powers. We will then identify the leading terms so that...
Brian McLogan
Learn how to graph and describe characteristics of a natural logarithm
👉 Learn all about graphing natural logarithmic functions. A logarithmic function is a function with logarithms in them. A natural logarithmic function (ln function) is a logarithmic function to the base of e. The graph of the parent...
Brian McLogan
Evaluate the limit to infinity and negative infinity from a graph
Evaluate the limit to infinity and negative infinity from a graph
Brian McLogan
Master Graphing Logarithmic Equations with multiple transformations
Master Graphing Logarithmic Equations with multiple transformations
Brian McLogan
Master how to determine the domain and range from a graph
Master how to determine the domain and range from a graph. Timestamps: 0:00 Intro 0:22 Graph #1 4:45 Graph #2 6:47 Graph #3 8:10 Graph #4 Corrections 9:36 Made a mistake in the inequalities. It should be 0 is greater than or equal to y,...
Brian McLogan
Zeros, graphing, multiplicity polynomial
👉 Learn how to use the tools needed to graph a polynomial function in factored form. A polynomial in factored form is when the polynomial is written as a product of its linear factors. Each linear factor represents an x-intercept and the...
Brian McLogan
Writing a polynomial in standard form so you can determine the end behavior
👉 Learn how to determine the end behavior of the graph of a polynomial function. To do this we will first need to make sure we have the polynomial in standard form with descending powers. We will then identify the leading terms so that...
Brian McLogan
Evaluate the limit for from the graph of a continuous function
👉 Learn how to evaluate the limit of a function from the graph of the 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. When...
Brian McLogan
Find the domain of the reciprocal function
👉 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 to find the range of the secant function
👉 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
4f Example 1 Part 3 (How to graph the Cotangent Function)
4f Example 1 Part 3 (How to graph the Cotangent Function)
Brian McLogan
Solve Three Trig Funtions Fast
Sometimes we need a long detailed explanation on how to do something and why it works. Other times we need to know the quickest and easiest way to solve something without all the fluff.
Brian McLogan
What is a vertical asymptote
👉 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
How to Compose Two Functions and Evaluate and Determine the Domain
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...
Brian McLogan
How to write formally the end behavior of the leading coefficient test
👉 Learn how to determine the end behavior of the graph of a polynomial function. To do this we will first need to make sure we have the polynomial in standard form with descending powers. We will then identify the leading terms so that...
Brian McLogan
Overview leading coefficient test - Online Tutor - Free Math Videos
👉 Learn how to determine the end behavior of the graph of a polynomial function. To do this we will first need to make sure we have the polynomial in standard form with descending powers. We will then identify the leading terms so that...
Brian McLogan
How to label the discontinuities and domain of rational function
👉 Learn how to find the removable and non-removable discontinuity of a function. A function is said to be discontinuous at a point when there is a gap in the graph of the function at that point. A discontinuity is said to be removable...
Brian McLogan
Learn to complete the square to write a quadratic in vertex form
👉 Learn how to identify the vertex of a parabola by completing the square. A parabola is the shape of the graph of a quadratic equation. A quadratic equation can be written in the standard form (i.e. in the form y = ax^2 + bx + c) or it...
Brian McLogan
4f Example 1 Part 2 ( How to Graph the Secant Function)
4f Example 1 Part 2 ( How to Graph the Secant Function)