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Algebra 63 - Gauss-Jordan Elimination with Curve Fitting
This lecture examines a useful mathematical application that can be solved by using a system of linear equations with four or more variables - finding a polynomial function whose graph passes through a given set of data points. We see...
Let's Tute
Creating a Speech Outline: The Key to Effective Public Speaking
In this video, the speaker discusses the importance of creating a speech outline as a tool for public speaking. They explain the key elements of a speech outline, including the topic, statement of purpose, introduction, body, conclusion,...
Brian McLogan
Learn to determine the points where a function is non differentiable
👉 Learn how to determine the differentiability of a function. A function is said to be differentiable if the derivative exists at each point in its domain. To check the differentiability of a function, we first check that the function is...
Brian McLogan
Graphing a horizontal line by using a table of values
👉 Learn how to graph linear equations with one variable. When given a linear equation with one variable in the form x = a or y = c, the two forms of linear equations results in a vertical and horizontal lines respectively. The graph of...
Brian McLogan
How to determine if points create similar triangles using the distance formula
👉 Learn how to determine whether two triangles are similar given the coordinate points of the vertices of the triangle. Two triangles are said to be equal when the corresponding angles of the triangles are congruent (equal) or when the...
Brian McLogan
Using the slope formula to determine if points make up a 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...
Curated Video
Using Circle Theorems: Focus on the Chord Bisector
This video is a lecture presentation on using circle theorems, with a focus on the chord bisector O. The presenter explains how a circle can be split into two segments by a chord, and how the perpendicular from the center to the chord...
Brian McLogan
Graphing a quadratic function in vertex form with multiple transformations
👉 Learn how to graph quadratic equations in vertex form. A quadratic equation is an equation of the form y = ax^2 + bx + c, where a, b and c are constants. The graph of a quadratic equation is in the shape of a parabola which can either...
TMW Media
Physics Work: Solving another problem
Given certain parameters, how would you solve this problem? Physics Work, Part 3
Planet PE
GCSE PE 6 mark question AO1-Strategies to Prevent Hooliganism
In this video we take a look at the AO1 content for the 6 Mark questions on evaluating the strategies on preventing hooliganism.
Curated Video
Data Science and Machine Learning with R - Two Variable Plots
This video explains two variable plots. 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 visualization in R.
FuseSchool
Quadratic Graphs - Roots and Y-Intercept
In this video we will look at how to use equation of a quadratic to sketch the graph. A positive x-squared means the graph is U shaped, whereas a negative x-squared is n shaped. When a quadratic is solved (either by factorising, using...
Brian McLogan
What are some important things to remember about an ellipse
What are some important things to remember about an ellipse
Brian McLogan
How to write a parabola in standard form given two points
Learn how to write the equation of a parabola given a point on the parabola. 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...
Brian McLogan
What is the definition of a circle
Learn all about the definition and formula that makes up a circle. Understanding the basics of circles will help us graph and write the equation of circles to solve future problems in conic sections. A circle has a center (h,k) and...
Brian McLogan
Learning to reflect a line over the y axis
👉 Learn how to reflect points and a figure over a line of symmetry. Sometimes the line of symmetry will be a random line or it can be represented by the x or y-axis. Either way when reflecting a point and or figure over the line of...
Brian McLogan
How to quickly rotate a point 180 degrees
👉 Learn how to rotate a figure and different points about a fixed point. Most often that point or rotation will be the original but it is important to understand that it does not always have to be at the origin. When rotating it is also...
Brian McLogan
Describing a relation as a graph table and map
👉 functions are the possible output values (y-values) of the function. To find the domain of a function from a table we list out the set of the input values and for the range we list out the set of output values. To find the domain and...
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
Learn how to graph a system of linear inequalities of two vertical boundary lines
👉 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
Find the equation of the line give a point and a slope using slope intercept
👉 Learn how to write the equation of a line in a point-slope form. 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...
Curated Video
Investigating the Effects of Temperature on Decay of Milk and Lipase in Milk
The video discusses a required practical activity in biology, which is an experiment to investigate the effects of temperature on the decay of milk. The equipment used in the experiment is shown, and the theory behind the experiment is...
APMonitor
Linear and Polynomial Regression in MATLAB
Data regression is an empirical method to develop correlations. This tutorial demonstrates how to use MATLAB to fit a line and polynomial functions along with plotting the results and performing a basic statistical analysis.