Instructional Video7:22
Brian McLogan

How to Find All Zeros of a Polynomial, Given the Graph Using Synthetic Division

12th - Higher Ed
πŸ‘‰ Learn how to find all the zeros of a polynomial given one rational zero. A polynomial is an expression of the form ax^n + bx^(n-1) + . . . + k, where a, b, and k are constants and the exponents are positive integers. The zeros of a...
Instructional Video6:26
Curated Video

Graphing Polynomials: Finding X Intercepts

K - 5th
In this video, the teacher explains how to graph a polynomial by finding the X-intercepts. They demonstrate the process step-by-step and emphasize the importance of testing intervals to determine the sign of the graph.
Instructional Video4:22
Brian McLogan

Solve a System of Equations by Using Elimination

12th - Higher Ed
πŸ‘‰Learn how to solve a system (of equations) by elimination. A system of equations is a set of equations which are collectively satisfied by one solution of the variables. The elimination method of solving a system of equations involves...
Instructional Video4:23
Brian McLogan

Find the x and y intercepts of a quadratic

12th - Higher Ed
πŸ‘‰ Learn about the parts of a parabola. A parabola is the shape of the graph of a quadratic equation. A regular palabola is the parabola that is facing either up or down while an irregular parabola faces left or right. A quadratic...
Instructional Video5:42
Brian McLogan

Find the vertex and x intercepts of a quadratic

12th - Higher Ed
πŸ‘‰ Learn about the parts of a parabola. A parabola is the shape of the graph of a quadratic equation. A regular palabola is the parabola that is facing either up or down while an irregular parabola faces left or right. A quadratic...
Instructional Video3:32
Brian McLogan

Graph an equation by finding the x and y intercepts x = 5y + 5

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...
Instructional Video1:53
Brian McLogan

What are the different types of solutions to a quadratic equation

12th - Higher Ed
Definitions are very important to your understanding of why and how we use mathematical processes. Without understanding what a process or certain terms mean it is very hard to understand how or why to do something. That is why I want to...
Instructional Video7:04
Brian McLogan

How to find the x intercepts and vertex of a parabola

12th - Higher Ed
πŸ‘‰ Learn about the parts of a parabola. A parabola is the shape of the graph of a quadratic equation. A regular palabola is the parabola that is facing either up or down while an irregular parabola faces left or right. A quadratic...
Instructional Video4:08
Brian McLogan

Graphing a linear function using a table y - 8 = -x

12th - Higher Ed
πŸ‘‰ Learn how to graph linear equations from the table of points. When given the table of points of a linear equation, we plot the x and y coordinates of the given table on the cartesian plane and join the ploted points to form a straight...
Instructional Video3:59
Brian McLogan

What is slope intercept form and how do we use it to graph a line

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 Video4:51
Brian McLogan

Graphing a logarithmic function with two reflections

12th - Higher Ed
πŸ‘‰ Learn how to graph logarithmic functions. The logarithmic function is the inverse of the exponential function. To graph a logarithmic function, it is usually very useful to make the table of values of the function. This is done by...
Instructional Video1:43
Brian McLogan

Write the equation of the line given your slope and y intercept

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 Video4:11
Brian McLogan

What are perpendicular lines

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 Video3:50
Brian McLogan

How to graph using a table and equation x + 2y = 4

12th - Higher Ed
πŸ‘‰ Learn how to graph linear equations from the table of points. When given the table of points of a linear equation, we plot the x and y coordinates of the given table on the cartesian plane and join the ploted points to form a straight...
Instructional Video2:49
Brian McLogan

Finding the x and y intercept and then graph

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...
Instructional Video5:48
Brian McLogan

Graphing a system of 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 Video8:54
Brian McLogan

Finding the vertex and zeros 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 Video7:21
Brian McLogan

Finding the domain vertical asymptote and x intercepts of a logarithm

12th - Higher Ed
πŸ‘‰ Learn how to graph logarithmic functions involving vertical shift. The logarithmic function is the inverse of the exponential function. To graph a logarithmic function, it is usually very useful to make the table of values of the...
Instructional Video5:23
Brian McLogan

Graph a linear inequality in standard 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 Video8:11
Brian McLogan

Graphing a basic logarithmic graph and determine the x intercept

12th - Higher Ed
πŸ‘‰ Learn how to graph logarithmic functions. The logarithmic function is the inverse of the exponential function. To graph a logarithmic function, it is usually very useful to make the table of values of the function. This is done by...
Instructional Video8:14
Brian McLogan

Find the x and y intercepts of a rational function

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

Graphing an equation in standard form using slope and y intercept

12th - Higher Ed
In this video series I show you how to graph a linear equation. There are multiple ways to graph a linear equation and choosing the best method usually depends on your strengths and what information you are given. I will explore how to...
Instructional Video1:18
Brian McLogan

Label x and y intercepts from a graph

12th - Higher Ed
πŸ‘‰ Learn about the characteristics of a function. Given a function, we can determine the characteristics of the function's graph. We can determine the end behavior of the graph of the function (rises or falls left and rises or falls...
Instructional Video7:23
Brian McLogan

Where does the cosecant graph come from?

12th - Higher Ed
πŸ‘‰ 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...