Brian McLogan
Write the equation of an ellipse given the center 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
How to write 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
How to find the focus and directrix of a parabola
Learn how to graph a parabola in standard form when the vertex is not at the origin. We will learn how to graph parabola's with horizontal and vertical openings. In addition to graphing you will also learn how to identify the important...
Brian McLogan
How to determine the domain of addition of two rational functions
👉 Learn how to find the domain of rational functions. 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. Thus, to find the domain...
Brian McLogan
Given the endpoints of axes to write the 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
Why do we need restrictions on inverse trig functions
👉 Learn how to evaluate inverse trigonometric functions. The inverse trigonometric functions are used to obtain theta, the angle which yielded the trigonometric function value. It is usually helpful to use the calculator to calculate the...
Brian McLogan
Learn how to evaluate the limits at infinity with asymptotes on a graph
👉 Learn how to evaluate the limit of a function from the graph of the function. The limit of a function as the input variable of the function tends to a number/value is the number/value which the function approaches at that time. When...
Brian McLogan
Find the x and y intercepts of a rational function
👉 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...
Curated Video
Finding Missing Angle Measurements Using Vertical Angles
This video explains how to find missing angle measurements by using vertical angles. It teaches the concept of supplementary angles and how they relate to vertical angles. The video also demonstrates how to subtract angles to find the...
KnowMo
Introduction to Vertically Opposite Angles
This video is a lecture presentation on the topic of vertically opposite angles. The presenter explains what happens when two straight lines intersect and how to calculate angles on a straight line. They use diagrams and examples to...
ATHS Engineering
IED Section Views Tutorial (Onshape)
The video is a tutorial for a class on section views in a PLTW (Project Lead the Way) curriculum. The teacher explains the importance of section views in visualizing the internal parts of a model, and how they can be used in medical...
Catalyst University
The Thomas Test | Interpretation of Results
In this video, we explore the Thomas test, a special test for LE muscle tightness, especially the interpretation of the results.
Brian McLogan
Writing the equation of an ellipse given the foci and a 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
Learn how to write the equation of an ellipse when given the foci & 2 y intercepts
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
Graphing an ellipse when given the length of the minor and major axis
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
Find the transformations domain and range the the square root function
👉 Learn how to identify transformations of functions. Transformation of a function involves alterations to the graph of the parent function. The transformations can be dilations, translations (shifts), reflection, stretches, shrinks,...
Curated Video
LEGS UP!
Lift your legs for Preliminary Plough, Wheel, Leg Cycling, and Tree Pose. You’ll stretch your legs, learn to balance, and tone your arms.
Brian McLogan
Given a formula of hyperbola in standard form find foci, asymptotes, center vertices
Learn how to graph hyperbolas. To graph a hyperbola from the equation, we first express the equation in the standard form, that is in the form: (x - h)^2 / a^2 - (y - k)^2 / b^2 = 1 for horizontal hyperbola or (y - k)^2 / a^2 - (x - h)^2...
Brian McLogan
Given the graph and asymptotes write the equation for a hyperbola
Learn how to write the equation of hyperbolas given the characteristics of the hyperbolas. The standard form of the equation of a hyperbola is of the form: (x - h)^2 / a^2 - (y - k)^2 / b^2 = 1 for horizontal hyperbola or (y - k)^2 / a^2...
Brian McLogan
ACT SAT Prep How do the graphs of two trigonometric graphs compare
ACT SAT Prep How do the graphs of two trigonometric graphs compare
Brian McLogan
Evaluate the limits from a graph with horizontal and vertical asymptotes
👉 Learn how to evaluate the limit of a function from the graph of the function. The limit of a function as the input variable of the function tends to a number/value is the number/value which the function approaches at that time. When...
Brian McLogan
Graphing an inequality with vertical and horizontal lines
👉 Learn how to graph linear inequalities with one variable. 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 line...
The Business Professor
Common Size Analysis
Common size analysis is used to compare financial performance of two different companies or units. It is used to put the compared organizations on the same footing for comparison.
Brian McLogan
Determining obtuse vertical angles
👉 Learn how to define and classify different angles based on their characteristics and relationships are given a diagram. The different types of angles that we will discuss will be acute, obtuse, right, adjacent, vertical, supplementary,...