Curated Video
Understanding Linear Functions through Graph Analysis
Learn to define linear functions by analyzing graphs of the forms y = x and y = mx. Understand that linear functions have a constant rate of change and that the coefficient of x, also known as the slope, determines the steepness of the...
Brian McLogan
Graphing a logarithmic function with two reflections
👉 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...
Institute for New Economic Thinking
The Need for Interdisciplinary Work - Duncan Foley
An American professor outlines what a new economics curriculum for undergraduate and graduate students should look like, and what kind of professors should be developed.
Brian McLogan
Learn how to solve as well as graph a compound inequality with or
👉 Learn how to solve compound inequalities and graph their solution on a number line. A compound inequality is an inequality having more than 1 inequality sign. To solve compound inequalities, we use inverse operations, applying the...
Brian McLogan
What do I need to know to write the equation of a parallel line through a given point
👉 Learn all about writting the equation of a 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 forms which we can write the...
Brian McLogan
How to graph using a table and equation x + 2y = 4
👉 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...
Brian McLogan
Finding the x and y intercept and then 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
How to find the perimeter of a triangle given a lot of tangent lines
Learn how to solve problems with tangent line. A tangent line to a circle is a line that touches the circle at exactly one point. The tangent line to a circle makes a right angle with the radius of the circle at the point of its...
Curated Video
Measures of Central Tendency and Grouped Data: Examples and Estimations
This video is a lecture on measures of central tendency, specifically on how to find the mean for grouped data using coding sets. The lecturer explains the importance of summarizing large data sets and gives examples of various measures...
Curated Video
Finding Equations of Straight Lines from Coordinates
This video is a presentation on how to find the equation of a straight line when given some coordinates. The presenter explains that all straight lines follow the same general equation (Y=MX+C) and defines the values of M as the gradient...
FuseSchool
Finding The Midpoint Of 2 Coordinates
In this video we discover how to find the midpoint between two points. This is useful for finding the halfway point between two places on a map, for example. We need to find the average between the two x-coordinates, and then the average...
FuseSchool
Finding The Equation Of A Line Through 2 Points PART 2
In this video we are going to look at how to find the equation of a straight line that passes through two given points (coordinates). You should already know that a straight line follows the y=mx+c format, where 'm' is the gradient and...
Brian McLogan
Writing the equation of a parabola given the focus and directrix
Learn how to write the equation of a parabola given the focus and the directrix. A parabola is the shape of the graph of a quadratic equation. A parabola can open up or down (if x is squared) or open left or right (if y is squared)....
Brian McLogan
Graph an ellipse with the center at the origin
Learn how to graph vertical ellipse 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 radius...
Brian McLogan
Absolute or relative minimum of graph?
👉 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...
Brian McLogan
Review how to evaluate our trig functions when given an angle
Learn how to solve trigonometric function problems using the unit circle. The trigonometric functions of an angle is the value of the trigonometric functions of sine, cosine, tangent, cosecant, secant and cotangent of that angle. To use...
Brian McLogan
Evaluate the six trigonometric functions for the given real number
👉 Learn how to evaluate the six trigonometric functions of a given angle. When given an angle we locate the angle on the unit circle. Then using the coordinate of the terminal side of the angle on the unit circle and the definitions of...
Brian McLogan
Graphing a system of inequalities
👉 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...
Brian McLogan
Graphing a quadratic function in standard form
👉 Learn how to graph quadratics in standard form. 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...
Curated Video
KS2 Primary English Age 9-13 - Reading: Using Detailed Evidence to Support Your Answers - Explained
SchoolOnline's Primary English videos are brilliant, bite-size tutorial videos delivered by examiners and skilled teachers. Ideal for ages 9-13, they cover every key skill in English Reading and Writing that students need to master in...
Curated Video
Graphing Logarithmic Functions through Paper Folding
In this video, the teacher explains how to graph a basic logarithmic function by modeling paper folding. They discuss the relationship between exponential and logarithmic functions, and demonstrate how the number of folds needed to reach...
Brian McLogan
Graphing logarithmic equations
👉 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...
Brian McLogan
How to graph exponential functions
👉 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)....
Curated Video
The Complete Beginners Guide to Arduino - 2021 - Resistance and Ohms Law
In this lecture, we are going to look at the relationship between current, voltage, and resistance and learn how to apply Ohms Law to work out one of these values if we know the other two. This clip is from the chapter "Electronic...