Curated Video
Graphing Quadratic Functions and Determining Zeros
In this video, the teacher explains how to graph a quadratic function and determine its zeros. They demonstrate the process of substituting values into the quadratic equation, evaluating the exponents, and performing the necessary...
Curated Video
Graphs of Trigonometric Functions
In this lesson, students will learn about the graphs of the four trigonometric functions (tangent, cotangent, secant, and cosecant) by relating them to the sine and cosine graphs. They will understand the patterns, zeros, and asymptotes...
Curated Video
Investigating Acceleration and Force: Newton's Second Law of Motion Practical Activity
The video discusses Newton's Second Law of Motion and demonstrates a practical experiment to investigate the relationship between the acceleration of an object and the force acting on it. The video shows the equipment required for the...
Let's Tute
Ratios of Areas of Similar Triangles
This video demonstrates an activity to verify the theorem on ratios of areas of two similar triangles. It explains how to construct and paint triangles to show that the ratio of their areas is equal to the ratio of the squares of their...
Brian McLogan
What is the definition of a relation
👉 Learn about every thing you need to know to understand the domain and range of functions. We will look at functions represented as equations, tables, mapping, and ordered pairs. The domain is the set of all possible x or input values...
Brian McLogan
Graphing a quadratic using a table
👉 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...
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...
Brian McLogan
Graphing a linear inequality
👉 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...
Brian McLogan
What do I need to know to write the equation of a perpendicular line through a 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
Graph an equation with a negative fractional slope
👉 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
How to determine if points are a rhombus, square or rectangle
👉 Learn how to determine the figure given four points. A quadrilateral is a polygon with four sides. Some of the types of quadrilaterals are: parallelogram, square, rectangle, rhombus, kite, trapezoid, etc. Each of the types of...
Brian McLogan
How do we label a point line and plane
👉 Learn how to label points, lines, and planes. A point defines a position in space. A line is a set of points. A line can be created by a minimum of two points. A plane is a flat surface made up of at least three points. A point is...
Curated Video
Data Science and Machine Learning with R - Facets, Layering, and Coordinate Systems
This video explains facets, layering, and coordinate systems. This clip is from the chapter "Data Visualization in R" of the series "Data Science and Machine Learning with R from A-Z Course [Updated for 2021]".This section explains data...
Curated Video
Finding Solutions to Linear Equations through Graphs
In this video, students learn how to find the solution to a pair of linear equations by looking at their graphs. The solution is a pair of values that make both equations true at the same time.
Brian McLogan
What are the points on a unit circle by 45 degrees
👉 Learn about the points on the unit circle. A unit circle is a circle which radius is 1 and is centered at the origin in the cartesian coordinate system. To construct the unit circle we take note of the points where the unit circle...
Brian McLogan
Graphing exponential growth functions
👉 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...
Brian McLogan
What is the relationship and formula between a b and c of an ellipse
Learn all about ellipses for conic sections. We will discuss all the essential definitions such as center, foci, vertices, co-vertices, major axis and minor axis. We will also discuss the essential processes such as how to graph and...
Brian McLogan
Using multiple identities to simplify a trigonometric expression
👉 Learn how to verify trigonometric identities having rational expressions. To verify trigonometric expression means to verify that the terms on the left-hand side of the equality sign is equal to the terms on the right-hand side. To...
Curated Video
Show the Relationship Between Variables Using a Graph
In this video, we learn how to use a graph to represent the relationship between two variables. We explore the concepts of independent and dependent variables and how they are represented on a graph. Through examples and real-world...
Institute for New Economic Thinking
Teaching Economics the Adam Smith Way
In many ways, Adam Smith had a better economics education than today’s students. During the Scottish Enlightenment, moral philosophy was the first course taught at university. It grounded everything else, leading to a more nuanced...
Curated Video
Create a list : The List Contains Solution
From the section: Lists. This section focuses on lists and the various functions of the list. This video provides the solution to the List Contains Challenge.
Python Programmer
EDA Python - 25_Barnsley_Fern
Plotting the Barnsley Fern with numpy. This short project will demonstrate some of the capabilities of numpy.
Brian McLogan
how to find the implied domain of a rational function - domain and range
👉 Learn how to find the domain of rational functions with a radical numerator. Recall that the domain of a function is the set of possible input values (x-values) of the function. For a rational function, the denominator cannot be zero...
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...