Brian McLogan
Graph an ellipse and identify it's parts
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...
KnowMo
Calculating the Area of Parallelograms and Trapezia
This video is a lecture on parallelograms and trapeziums, and how to find their respective areas. The instructor begins by explaining what area is and how it is calculated by multiplying two side lengths together. They then move on to...
Brian McLogan
Graphing a horizontal parabola & determining the important characteristics
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...
Let's Tute
IELTS Writing: How to Tackle Bar Diagram Questions
This video is a tutorial for academic task one in writing, specifically for bar diagram questions. The teacher explains how to analyze and write about different types of bar diagrams, including central, vertical, double/grouped, and...
Curated Video
Trig Ratios on the X and Y-Axes: Using Coordinates of the Unit Circle
In this video, the teacher explains how to find the sine, cosine, and tangent of angles on the x and y-axes using coordinates of a unit circle. They also discuss quadrantal angles and the concept of undefined trig ratios.
Brian McLogan
What is a linear equation
👉 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...
Brian McLogan
What is the rational zero test?
👉 Learn how to use the Rational Zero Test on Polynomial expression. Rational Zero Test or Rational Root test provide us with a list of all possible real Zeros in polynomial expression. Rational Zero Test can be helpful to find all the...
Brian McLogan
how to sketch the graph of a hyperbola in conic sections
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
Graphing a Sine Function with a Transformation
👉 Learn how to graph a sine function. To graph a sine function, we first determine the amplitude (the maximum point on the graph), the period (the distance/time for a complete oscillation), the phase shift (the horizontal shift from the...
Brian McLogan
Graph an ellipse by completing the square to write in standard form
Learn how to graph horizontal ellipse which equation is in general form. A horizontal ellipse is an ellipse which major axis is horizontal. When the equation of an ellipse is written in the general form, we first rewrite it in standard...
Brian McLogan
Graphing a rational functions with asymptotes
👉 Learn how to graph a rational function. To graph a rational function, we first find the vertical and horizontal or slant asymptotes and the x and y-intercepts. After finding the asymptotes and the intercepts, we graph the values and...
Brian McLogan
Find the angle of elevation when given the length of a shadow
👉 Learn how to solve the word problems with trigonometry. Word problems involving angles, including but not limited to: bearings, angle of elevations and depressions, triangles problems etc are solved using trigonometry. To be able to...
Curated Video
Linear Modeling
What are linear models and when do we use them? Let's look at a few word problems that we need linear modeling to solve!
Catalyst University
Nystagmus EXPLAINED 👀 | Visualizing & Interpretation
In this video, we explore nystagmus. We explore how you determine the type of nystagmus (upbeating, downbeating, geotropic, and ageotropic nystagmus) from their linear and torsional components.
Why U
Algebra 66 - General and Vertex Forms of Quadratic Functions
In this lecture, we examine two common ways to write a quadratic function, the general form and the vertex form, and see how each of these forms are related to the function's graph.
Brian McLogan
Learn how to identify horizontal and vertical shifts of multiple functions
👉 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
GCSE Secondary Maths Age 13-17 - Probability & Statistics: Scatter Diagram - Explained
SchoolOnline's Secondary Maths videos are brilliant, bite-size tutorial videos delivered by examiners. Ideal for ages 13-17, they cover every key topic and sub topic covered in GCSE Maths in clear and easy to follow steps. This video...
Curated Video
Visualizing Two-Dimensional Cross Sections of Prisms
This video discusses the basic terms and characteristics of solids, and demonstrates how different slicing angles result in different shapes. The teacher also highlights the relationship between the number of faces and the maximum number...
Brian McLogan
What are the formulas for vertical and horizontal ellipses conic sections
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...
Curated Video
Identifying Line Symmetry in Geometric Figures
In this video, the teacher explains how to find the different lines of symmetry in a geometric figure. They discuss the three types of lines that can determine the symmetry of a figure: horizontal, vertical, and diagonal.
Brian McLogan
Finding the standard form of a parabola given vertex and focus
Learn how to write the equation of a parabola given the vertex and the focus. 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). Recall...
Curated Video
How to Translate Linear Functions
In this math lesson, we learn about translating linear functions through horizontal and vertical transformations. The teacher explains the concept of function notation and how it relates to these transformations, providing examples and...
Curated Video
Finding the Line of Symmetry in Two-Dimensional Figures
This video teaches students how to find the line of symmetry in two-dimensional figures by folding them into matching parts. It explains that a line of symmetry divides a figure into two congruent or identical parts. The video...
Brian McLogan
how to determine the foci and vertices of a hyperbola
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...