Instructional Video17:46
Brian McLogan

Master Graphing a quadratic by converting from standard to vertex form by completing the square

12th - Higher Ed
Welcome, ladies and gentlemen. So, what I'd like to do is show you how to graph a quadratic in vertex form when it's in standard form. And there's a couple different ways we can do this. Obviously, we could use some different methods to...
Instructional Video8:07
Brian McLogan

Master Writing the equation of a line perpendicular to another equation through a given point

12th - Higher Ed
Master Writing the equation of a line perpendicular to another equation through a given point
Instructional Video8:31
Brian McLogan

Graphing an exponential function using 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 Video2:21
Brian McLogan

Graphing a system of equations to find an inconsistent solution

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 Video4:26
Brian McLogan

Graph a system of 4 inequalities with horizontal and vertical

12th - Higher Ed
In this video playlist you will learn how to solve a system of equations or inequalities by algebraic methods such as substitution and elimination and graphing. We will then finish the unit by exploring how to optimize an objective...
Instructional Video2:11
Brian McLogan

Learn to graph the identity equation using the slope intercept method

12th - Higher Ed
πŸ‘‰ Learn how to graph linear equations written in slope intercept form. When given a linear equation in slope intercept form, (i.e. in the form y = mx + c, where m is the slope and c is the y-intercept). We first plot the y-intercept and...
Instructional Video7:14
Brian McLogan

Graphing the Cosine Function with a Reflection

12th - Higher Ed
πŸ‘‰ Learn how to graph a cosine function. To graph a cosine function, we first determine the amplitude (the maximum point on the graph), the period (the distance/time for a complete oscillation), the phase shift (the horizontal shift from...
Instructional Video5:56
Brian McLogan

Understand where even and odd identities come from

12th - Higher Ed
πŸ‘‰ Learn all about the different trigonometric identities and how they can be used to evaluate, verify, simplify and solve trigonometric equations. The identities discussed in this playlist will involve the quotient, reciprocal,...
Instructional Video5:23
Brian McLogan

Learn how to graph and shade a system of linear inequalities

12th - Higher Ed
πŸ‘‰ Learn how to graph a system of inequalities. A system of inequalities is a set of inequalities which are collectively satisfied by a certain range of values for the variables. To graph a system of inequalities, each inequality making...
Instructional Video7:56
Brian McLogan

Graphing a linear inequality with test points

12th - Higher Ed
πŸ‘‰ Learn how to graph linear inequalities written in slope-intercept 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...
Instructional Video5:54
Brian McLogan

Graphing a linear inequality greater than or equal to

12th - Higher Ed
πŸ‘‰ Learn how to graph linear inequalities written in slope-intercept 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...
Instructional Video2:50
Brian McLogan

Graphing an inequality when the slope is one ex 6

12th - Higher Ed
πŸ‘‰ Learn how to graph linear inequalities written in slope-intercept 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...
Instructional Video2:12
Brian McLogan

Learn how to graph a horizontal line by using a table

12th - Higher Ed
πŸ‘‰ Learn how to graph linear equations with one variable. When given a linear equation with one variable in the form x = a or y = c, the two forms of linear equations results in a vertical and horizontal lines respectively. The graph of...
Instructional Video4:27
Brian McLogan

How do you graph an equation using slope intercept form

12th - Higher Ed
πŸ‘‰ Learn about graphing linear equations. A linear equation is an equation whose highest exponent on its variable(s) is 1. i.e. linear equations has no exponents on their variables. The graph of a linear equation is a straight line. To...
Instructional Video2:10
Brian McLogan

How do you determine if a graph is shaded or dashed

12th - Higher Ed
πŸ‘‰ Learn how to graph linear inequalities. 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 line (dashes) is used...
Instructional Video5:15
Brian McLogan

How to determine the slope between two points that are fractions

12th - Higher Ed
πŸ‘‰ Learn how to find the slope between two points. The slope of a line is the steepness of the line. The horizontal line has a zero slope while the vertical line has an undefined slope. To determine the slope of a line passing through two...
Instructional Video3:55
Brian McLogan

How to graph and compare a system of equations and their solutions

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 Video4:58
Brian McLogan

Graphing a system of equations when you have infinite many solutions

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 Video3:26
Brian McLogan

Graphing a parabola by using the transformations

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 Video7:14
Brian McLogan

Conics Determine the center, foci, vertices, and co vertices of an ellipse

12th - Higher Ed
Learn how to graph vertical ellipse not centered at the origin. A vertical ellipse is an ellipse which major axis is vertical. To graph a vertical ellipse, we first identify some of the properties of the ellipse including the major...
Instructional Video5:02
Brian McLogan

Given the foci and vertices write the equation of a hyperbola

12th - Higher Ed
Learn how to write the equation of hyperbolas given the characteristics of the hyperbolas. The standard form of the equation of a hyperbola is of the form: (x - h)^2 / a^2 - (y - k)^2 / b^2 = 1 for horizontal hyperbola or (y - k)^2 / a^2...
Instructional Video7:24
Brian McLogan

Given a point lies on a hyperbola and two vertices, write the equation

12th - Higher Ed
Learn how to write the equation of hyperbolas given the characteristics of the hyperbolas. The standard form of the equation of a hyperbola is of the form: (x - h)^2 / a^2 - (y - k)^2 / b^2 = 1 for horizontal hyperbola or (y - k)^2 / a^2...
Instructional Video6:06
Brian McLogan

Where do logarithmic graphs come from

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 Video9:53
Brian McLogan

Teacher explains axis of symmetry and vertex of a parabola

12th - Higher Ed
πŸ‘‰ Learn the basics to understanding graphing quadratics. A quadratic equation is an equation whose highest exponent in the variable(s) is 2. To graph a quadratic equation, we make use of a table of values and the fact that the graph of a...