Curated Video
Understanding the Y-Intercept of a Linear Function
In this video, the teacher explains how to identify and describe the Y intercept of a linear function. The Y intercept represents the starting value or initial condition of the function. Using examples of a carnival admission cost and...
Brian McLogan
How to write the equation of a line perpendicular to another through a point
👉 Learn how to write the equation of a line that is perpendicular to a given line. 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...
Virtually Passed
Math Puzzle - ball in parabolic dish
What is the largest radius of a ball that can rest at the base of a parabolic dish?
Brian McLogan
Graphing an exponential function with e as the base
👉 Learn how to graph exponential functions in base e. An exponential function is a function whose value increases rapidly. e is a constant called the exponential constant equal to 2.7183... To graph an exponential function, it is usually...
Curated Video
Describe cyber attacks that could affect a computer system or network : Network Attack Vectors
From the section: Attacking a Network. In this section, we will discover the diversity of ways a network can be attacked and demonstrate the attacks with various Kali Linux tools. In this video, we will consider the variety of ways a...
Brian McLogan
How to solve a system of equations of two perpendicular lines by graphing
👉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)...
Curated Video
Statistics for Data Science and Business Analysis - Dummy Variables
In this video, you'll learn about dummy variables. This clip is from the chapter "Dealing with Categorical Data" of the series "Statistics for Data Science and Business Analysis".This section explains about dealing with categorical data.
Brian McLogan
How do find the x and y intercepts and graph
👉 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...
Brian McLogan
Summary for graph an equation in Standard form
👉 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...
Curated Video
Analyzing Quadratic Equations: Determining the Number of Real Solutions
In this video, the teacher explains how to determine the number of real solutions for a quadratic equation by looking at the discriminant. The discriminant is the part of the quadratic formula that tells us important information about...
Brian McLogan
Write the equation of a perpendicular line using point slope form
👉 Learn how to write the equation of a line that is perpendicular to a given line. 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...
Brian McLogan
How to analyze a quadratic function to graph
👉 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...
Brian McLogan
Write the equation of a line given two points using slope intercept
👉 Learn how to write the equation of a line given two points on the line. The equation of a line is such that its highest exponent on its variable(s) is 1. (i.e. there are no exponents on its variable(s)). There are various forms which...
Brian McLogan
How to find and graph the inverse of a linear function
👉 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...
Brian McLogan
Solve a system of linear equations using substitution
👉Learn how to solve a system of equations by substitution. To solve a system of equations means to obtain a common values of the variables that makes the each of the equation in the system true. To solve a system of equations by...
Brian McLogan
Solving a quadratic using the square root method
👉Learn how to solve quadratic equations using the square root method. It is important to understand that not all quadratics have to be solved using factoring or quadratic formula. When we only have one variable but it is squared we can...
Brian McLogan
Learn to graph a line in slope intercept form
👉 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...
Brian McLogan
Learn how to graph a linear inequality
👉 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...
Brian McLogan
Find a perpendicular liness through a given point
👉 Learn how to write the equation of a line that is perpendicular to a given line. 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...
Brian McLogan
ACT SAT Prep How to determine the number of intercepts of a polynomial factored
ACT SAT Prep How to determine the number of intercepts of a polynomial factored
Brian McLogan
How to graph logarithmic equations
👉 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...
Curated Video
Determining the Number of Solutions in Linear Systems
In this video lesson, the teacher explains how to determine the number of solutions when solving linear systems of equations. The lesson covers three different methods: graphing, solving algebraically, and considering the system in...
Brian McLogan
Overview of exponential graphs
👉 Learn all about graphing exponential functions. An exponential function is a function whose value increases rapidly. To graph an exponential function, it is usually useful to first graph the parent function (without transformations)....
Catalyst University
Detecting Proteins at 280 nm by UV-Vis Why How
Detecting Proteins at 280 nm by UV-Vis Why How