Instructional Video8:49
Brian McLogan

Graphing the reciprocal identity with a removable discontinuity

12th - Higher Ed
πŸ‘‰ 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 Video10:50
Brian McLogan

Graph a rational function with vertical and oblique asymptotes

12th - Higher Ed
πŸ‘‰ 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 Video4:56
Brian McLogan

How to sketch the graph a polynomial using factors and multiplicity

12th - Higher Ed
πŸ‘‰ 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...
Instructional Video2:22
Brian McLogan

How to graph an absolute value equation by applying the transformations to the vertex

12th - Higher Ed
πŸ‘‰ Learn about graphing absolute value equations. An absolute value equation is an equation having the absolute value sign and the value of the equation is always positive. The graph of the parent function of an absolute value equation is...
Instructional Video2:20
Brian McLogan

How to determine the characteristics of a logarithmic graph transformed - Online Tutor

12th - Higher Ed
πŸ‘‰ 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...
Instructional Video2:56
Brian McLogan

Graphing a Parabola with a vertical shift

12th - Higher Ed
πŸ‘‰ Learn how to graph quadratic equations in vertex form. A quadratic equation is an equation of the form y = ax^2 + bx + c, where a, b and c are constants. The graph of a quadratic equation is in the shape of a parabola which can either...
Instructional Video3:53
Brian McLogan

Graph an absolute value equation with a reflection and horizontal stretch

12th - Higher Ed
πŸ‘‰ Learn about graphing absolute value equations. An absolute value equation is an equation having the absolute value sign and the value of the equation is always positive. The graph of the parent function of an absolute value equation is...
Instructional Video4:32
Brian McLogan

Graph an absolute value equation with a horizontal and vertical shift and vertical stretch

12th - Higher Ed
πŸ‘‰ Learn about graphing absolute value equations. An absolute value equation is an equation having the absolute value sign and the value of the equation is always positive. The graph of the parent function of an absolute value equation is...
Instructional Video10:27
Brian McLogan

Master Graphing Piecewise Functions

12th - Higher Ed
Master Graphing Piecewise Functions
Instructional Video10:37
Brian McLogan

Master Graphing the cosine function with a Vertical Translation

12th - Higher Ed
Master Graphing the cosine function with a Vertical Translation
Instructional Video5:27
Brian McLogan

Solving a system using graphing

12th - Higher Ed
πŸ‘‰To solve a system of equations means to obtain a common x-value and a common y-value that makes the each of the equation in the system true. To solve a system of equations by graphing means to obtain the point of intersection (if any)...
Instructional Video4:57
Brian McLogan

What are the restrictions on our solutions for a rational equation

12th - Higher Ed
πŸ‘‰ 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 Video1:41
Brian McLogan

Solving and graphing an absolute value inequality with an or inequality

12th - Higher Ed
πŸ‘‰ Learn how to solve absolute value inequalities. The absolute value of a number is the positive value of the number. For instance, the absolute value of 2 is 2 and the absolute value of -2 is also 2. To solve an absolute value...
Instructional Video2:39
Brian McLogan

Solving a system of equations by finding the intersection of two lines

12th - Higher Ed
πŸ‘‰To solve a system of equations means to obtain a common x-value and a common y-value that makes the each of the equation in the system true. To solve a system of equations by graphing means to obtain the point of intersection (if any)...
Instructional Video2:48
Brian McLogan

How to solve a system of equations by graphing a dependent system

12th - Higher Ed
πŸ‘‰To solve a system of equations means to obtain a common x-value and a common y-value that makes the each of the equation in the system true. To solve a system of equations by graphing means to obtain the point of intersection (if any)...
Instructional Video3:24
Brian McLogan

Learn how to graph an absolute value equation with a horizontal compression

12th - Higher Ed
πŸ‘‰ Learn about graphing absolute value equations. An absolute value equation is an equation having the absolute value sign and the value of the equation is always positive. The graph of the parent function of an absolute value equation is...
Instructional Video2:37
Brian McLogan

Learn how to graph an exponential equation with multiple transformations

12th - Higher Ed
πŸ‘‰ Learn how to graph exponential functions involving vertical shift. An exponential function is a function that increases rapidly as the value of x increases. To graph an exponential function, it is usually very useful to make the table...
Instructional Video6:07
Brian McLogan

Learn how to write the equation of a parabola given the vertex and a point on the graph

12th - Higher Ed
πŸ‘‰ Learn how to write the equation of a parabola given three points. The equation of a parabola is of the form f(x) = ax^2 + bx + c, where a, b and c are constants. Since, the equation of a parabola has 3 constants, three equations and...
Instructional Video4:44
Brian McLogan

Learn how to graph a rational function without any symmetry

12th - Higher Ed
πŸ‘‰ 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 Video34:22
Brian McLogan

Transformations of Functions | Preparing for Precalculus Part 3

12th - Higher Ed
Transformations of Functions | Preparing for Precalculus Part 3
Instructional Video6:42
Brian McLogan

Finding the vertex and x-intercepts of a quadratic function

12th - Higher Ed
πŸ‘‰ Learn how to graph a quadratic equation in standard form. To do this we will explore multiple methods such as the intercept method, identifying the vertex, axis of symmetry and identifying points on the graph using a table. Once you...
Instructional Video3:09
Brian McLogan

How to write the equation of a line given the slope and point

12th - Higher Ed
πŸ‘‰ Learn how to write the equation of a line in a point-slope form. The equation of a line is such that its highest exponent on its variable(s) is 1. (i.e. there are no exponents in its variable(s)). There are various forms which we can...
Instructional Video2:44
Brian McLogan

Graphing a two variable inequality by rewriting in slope intercept form

12th - Higher Ed
πŸ‘‰ Learn how to graph linear inequalities written in standard form. Linear inequalities are graphed the same way as linear equations, the only difference being that one side of the line that satisfies the inequality is shaded. Also broken...
Instructional Video1:45
Brian McLogan

Rewriting an equation in slope intercept form so that you can graph it

12th - Higher Ed
πŸ‘‰ Learn how to graph linear equations written in standard form. When given a linear equation in standard form, to graph the equation, we first rewrite the linear equation in slope intercept form, (i.e. in the form y = mx + c, where m is...