Instructional Video3:52
Brian McLogan

Graphing a rational function with discontinuity

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 Video1:30
Brian McLogan

Finding the inverse of a rational function

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 Video3:00
Brian McLogan

Find the Domain in Interval Notation from Composing a Rational and Radical Function

12th - Higher Ed
Learn how to compose two functions where one is a rational function and the other is a radical function. To compose two functions means to express one of the functions as a function of the other function. This is done by replacing the...
Instructional Video9:48
Brian McLogan

Graphing rational functions using 5 steps

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 Video1:58
Brian McLogan

How to find the vertical and horizontal asymptotes of a rational function

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 Video2:27
Brian McLogan

Finding the vertical and horizontal asymptotes

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 Video3:19
Brian McLogan

Finding the horizontal and vertical asymptotes of a function

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 Video16:59
Brian McLogan

Master Graphing rational functions Part 2 using symmetry

12th - Higher Ed
Master Graphing rational functions Part 2 using symmetry
Instructional Video3:47
Brian McLogan

What do the zeros roots tell us of a polynomial

12th - Higher Ed
👉 Learn about zeros and multiplicity. The zeroes of a polynomial expression are the values of x for which the graph of the function crosses the x-axis. They are the values of the variable for which the polynomial equals 0. The...
Instructional Video3:11
Brian McLogan

Learn how to add two rational expressions by finding the LCD

12th - Higher Ed
Learn how to add/subtract rational expressions with trinomials in the denominator. When adding or subtracting two or more rational expressions with common denominators, we add or subtract only the numerator while we keep the denominator...
Instructional Video16:08
Brian McLogan

Multiple Examples on determining the asymptotes of rational functions

12th - Higher Ed
Multiple Examples on determining the asymptotes of rational functions
Instructional Video7:01
Brian McLogan

Learn how to solve a rational equation and check your solutions

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 Video2:32
Brian McLogan

Multiply a radical and rational function 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 Video3:42
Brian McLogan

Multiply a radical function by the reciprocal function to 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 Video11:05
Brian McLogan

How to graph a rational function using 6 steps

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 Video4:35
Brian McLogan

Finding and graphing the vertical and horizontal asymptotes

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 Video0:42
Brian McLogan

Find the domain of the rational function

12th - Higher Ed
In this example I will show you how to identify the domain of the rational function
Instructional Video3:02
Brian McLogan

Solving Rational Equations

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 Video5:09
Brian McLogan

What is the reciprocal function

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 Video10:50
Brian McLogan

Graph a rational function with vertical and oblique asymptotes

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 Video1:49
Brian McLogan

How to identify vertical and horizontal asymptotes with holes

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 Video4:24
Brian McLogan

Finding the asymptotes and intercepts of a rational function

12th - Higher Ed
👉 Learn how to find the x and y-intercepts of a rational function. The x-intercept(s) of a function occurs when y = 0 and the y-intercept(s) of a function occurs when x = 0. To find the y-intercept of a function, we plug in zero for x...
Instructional Video3:54
Brian McLogan

Find the vertical and horizontal asymptotes

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 Video4:34
Brian McLogan

Solve a rational equation with no extraneous solutions

12th - Higher Ed
Solve a rational equation with no extraneous solutions