Brian McLogan
Master How to determine the area of a triangle using Heron's formula
Master How to determine the area of a triangle using Heron's formula
Brian McLogan
Evaluating the sum of an infinite series
👉 Learn how to find the sum of a series using sigma notation. A series is the sum of the terms of a sequence. The formula for the sum of n terms of an arithmetic sequence is given by Sn = n/2 [2a + (n - 1)d], where a is the first term, n...
Brian McLogan
Factoring a binomial using the difference of two cubes
👉 Learn how to factor polynomials using the sum or difference of two cubes. A polynomial is an expression of the form ax^n + bx^(n-1) + . . . + k, where a, b, and k are constants and the exponents are positive integers. To factor an...
Brian McLogan
Applying compound interest to find the final value of a deposit over the years
Learn about compound interest. We will look at how to determine the final value, initial value, interest rate and years needed. We will investigate problems compounded continuously, daily, weekly, monthly, quarterly and yearly. These...
Curated Video
Excel VBA Programming The Complete Guide - The Range.FillDown Method
The Range.FillDown method populates a formula or value downwards based on an existing's cell value; this is the VBA emulation of the feature available in the Excel interface. In this lesson, we employ the method to concatenate text...
Curated Video
GCSE Secondary Maths Age 13-17 - Algebra: Algebraic Equations - 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...
Brian McLogan
Learning to determine the first five terms of a sequence
👉 Learn how to find the first five terms of a sequence. Given an explicit formula for a sequence, we can find the nth term of the sequence by plugging the term number of the sequence for n in the given formula. When n = 1, 2, . . ., 5...
Brian McLogan
Given the explicit formula of an arithmetic sequence to determine the 38th term
👉 Learn how to find the nth term of an arithmetic sequence. A sequence is a list of numbers/values exhibiting a defined pattern. A number/value in a sequence is called a term of the sequence. An arithmetic sequence is a sequence in which...
Curated Video
The Complete Excel Guide: Beginners to Advanced - Course Overview
A quick overview of the course. This clip is from the chapter "Excel 2019: Introduction" of the series "The Complete Excel Guide: Beginners to Advanced".The upcoming 21 sections for Microsoft Excel 2019 are perfect for those new to Excel...
Let's Tute
Introduction to Kinetic and Potential Energy
In this video, the teacher explains the concepts of kinetic and potential energy, specifically focusing on gravitational potential energy. They use examples and a simulator to demonstrate how potential energy is converted into kinetic...
TMW Media
Momentum And Impulse: Impulse
What is an impulse? Why should force be averaged when applied in an equation? Momentum And Impulse, Part 2
Curated Video
Finding the Volume of Spheres: Solving Real World Problems
In this video, the teacher explains how to solve real-world problems involving spheres by finding their volume. Using the example of a water tank shaped like a sphere, the teacher guides students through the process of determining the...
Curated Video
Graphing Lines in Point-Slope Form
In this video, mathematicians will learn how to graph lines in point-slope form by identifying a point and the slope. The lesson explains the formula for point-slope form and demonstrates how to graph equations using this method....
TMW Media
Area Of Trapezoids: Understanding the Trapezoid
What are the parts of a trapezoid? What happens when a trapezoid is divided in half? Area Of Trapezoids, Part 1
Brian McLogan
Graphing a line given a slope through a point
👉 Learn how to graph linear equations given the slope and the y-intercept. When given the slope and the y-intercept of a linear graph, we first plot the y-intercept and using the slope, we can determine the rise and the run of the...
Brian McLogan
Determine the slope between two points with fractions
👉 Learn how to find the slope between two points. The slope of a line is the steepness of the line. The horizontal line has a zero slope while the vertical line has an undefined slope. To determine the slope of a line passing through two...
Brian McLogan
Learning to classify a triangle given three points
👉 Learn how to classify triangles. A triangle is a polygon with three sides. Triangles are classified on the basis of its angles or on the basis of its side lengths. The classification of triangles on the bases of its angles are: acute,...
Brian McLogan
Using the exterior angle sum theorem to find the value of x
👉 Learn how to solve for an unknown variable in the exterior angle of a polygon. The exterior angle of a polygon is the angle between a side of the polygon and an outward extension of the adjacent side. The sum of the exterior angles of...
Brian McLogan
Determining the value of x by finding the sum of interior angles
👉 Learn how to solve for an unknown variable in the interior angle of a polygon. A polygon is a plane shape bounded by a finite chain of straight lines. The interior angle of a polygon is the angle between two sides of the polygon. The...
Brian McLogan
Finding one endpoint when given a midpoint and endpoint
👉 In this playlist, you will learn what the distance and midpoint formulas are and how to apply them. The distance formula is derived from the Pythagorean theorem given the coordinates of two points. We will use the distance and midpoint...
Brian McLogan
How to determine the angle of an inscribed angle of a tangent and secant line
Learn how to solve problems with secant lines. A secant line is a line that intersects a circle at exactly 2 points in contrast to a tangent line which is a line that touches a circle at exactly one point. When two secant lines...
Brian McLogan
When given the first four terms of a sequence find the formula
👉 Learn how to determine the first five terms of an arithmetic sequence. A sequence is a list of numbers/values exhibiting a defined pattern. A number/value in a sequence is called a term of the sequence. An arithmetic sequence is a...
Brian McLogan
Learn how to find the 40th term or an arithmetic sequence given the explicit formula
👉 Learn how to find the nth term of an arithmetic sequence. A sequence is a list of numbers/values exhibiting a defined pattern. A number/value in a sequence is called a term of the sequence. An arithmetic sequence is a sequence in which...
Brian McLogan
Determining the first five terms of a geometric recursive formula
👉 Learn all about recursive sequences. Recursive form is a way of expressing sequences apart from the explicit form. In the recursive form of defining sequences, each term of a sequence is expressed in terms of the preceding term unlike...