Hi, what do you want to do?
Brian McLogan
Learn to graph an ellipse when a and b are fractions
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
Learn how to graph & label the parts of a parabola with completing the square
Learn how to graph a parabola in when it is given in general form. To graph a parabola in conic sections we will need to convert the equation from general form to standard form by completing the square. Once it is in standard form we can...
Brian McLogan
Given the vertices and foci, write the standard equation of an ellipse
Learn how to write the equation of an ellipse from its properties. The equation of an ellipse comprises of three major properties of the ellipse: the major radius (a), the minor radius (b) and the center (h, k). The ellipse is vertical...
Brian McLogan
How to find the vertices and foci of an ellipse
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...
Brian McLogan
How to graph a polar point with a negative radius
How to graph a polar point with a negative radius
Brian McLogan
How to determine if a set of points is a rectangle, rhombus or square
👉 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...
Virtually Passed
Springs don't include force due to gravity proof
Ever wonder why the force due to gravity doesn't show up on the final equation of motion? It's NOT because we neglect the mass of the block, it's because of the static deflection term.
Odd Quartet
How to Get From Chord To Chord - Voice Leading Music Theory
Today we're going to look at voice leading. Voice leading is a way to get from chord to chord in music that makes it sound connected (and can make it easier for musicians to play). First, we will take a chord progression, add a bass line...
Curated Video
Interpreting Input and Output Values of Functions in Context
In this video, the teacher explains how to interpret input and output values in the context of functions. Using real-world examples like distance traveled and circumference of a circle, the teacher demonstrates how to determine the...
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
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...
Visual Learning Systems
Perimeter and Area: What Is Perimeter?
In this series of programs students are introduced to perimeter and area. Easy-to-understand examples enable students to understand the process by which perimeter is calculated. The area of rectangles, parallelograms, and triangles is...
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
How to write the equation of an ellipse given the vertices and foci
Learn how to write the equation of an ellipse from its properties. The equation of an ellipse comprises of three major properties of the ellipse: the major radius (a), the minor radius (b) and the center (h, k). The ellipse is vertical...
Brian McLogan
How do you write the equation for a parabola for conic sections
Learn all about parabolas in conic sections. We will discover the basic definitions such as the vertex, focus, directrix, and axis of symmetry. We will also take a look a basic processes such as graphing, writing the equation and...
Brian McLogan
Graph a horizontal parabola when the distance to the focus is a fraction
Learn how to graph a horizontal parabola. A parabola is the shape of the graph of a quadratic equation. A parabola is said to be horizontal if it opens to the left or opens to the right. A horizontal parabola results from a quadratic...
Brian McLogan
Finding the component form and magnitude of a vector
Learn how to write a vector in component form given two points and also how to determine the magnitude of a vector given in component form. Given two point vectors with one representing the initial point and the other representing the...
AllTime 10s
10 Mind-Bending Paradoxes
Get ready to have your mind BLOWN! These paradoxes may well keep you up at night!
Healthcare Triage
The Shifting Messaging on Masks
The messaging on masks and coronavirus has been mixed, and has shifted throughout the pandemic. We now have better data, and it is clear that wearing a masks can help prevent the spread. We should be wearing masks when we go out in...
Catalyst University
Analyze Your SDS-PAGE Data IN 5 MINUTES!
Analyze Your SDS-PAGE Data IN 5 MINUTES!
Brian McLogan
Write the equation of an ellipse given the foci and vertices
Learn how to write the equation of an ellipse from its properties. The equation of an ellipse comprises of three major properties of the ellipse: the major radius (a), the minor radius (b) and the center (h, k). The ellipse is vertical...
Brian McLogan
Learn to write the equation of the ellipse given the center and vertex and co vertex
Learn how to write the equation of an ellipse from its properties. The equation of an ellipse comprises of three major properties of the ellipse: the major radius (a), the minor radius (b) and the center (h, k). The ellipse is vertical...
Brian McLogan
Identify the center, vertices, co vertices and foci of an ellipse
Learn how to graph horizontal ellipse not centered at the origin. A horizontal ellipse is an ellipse which major axis is horizontal. To graph a horizontal ellipse, we first identify some of the properties of the ellipse including the...
Brian McLogan
How to write the equation of an ellipse when given the foci and co vertex
Learn how to write the equation of an ellipse from its properties. The equation of an ellipse comprises of three major properties of the ellipse: the major radius (a), the minor radius (b) and the center (h, k). The ellipse is vertical...