Brian McLogan
Find the equation of a line through two points using slope intercept form
👉 Learn how to write the equation of a line given two points on the line. The equation of a line is such that its highest exponent on its variable(s) is 1. (i.e. there are no exponents on its variable(s)). There are various forms which...
Curated Video
GCSE Secondary Maths Age 13-17 - Algebra: Factorising 2 - 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
Pre-Calculus - How to Math - Subtracting complex numbers (13 - 7i) - (2 - 5i)
In this math tutorial I will show you how to add and subtract complex numbers. You will learn the steps in adding rational complex numbers and rational expressions with imaginary. Like polynomials when adding complex numbers we can only...
Brian McLogan
Mulitplying by the LCM to simplify a complex fraction
👉 Learn how to simplify complex fractions. To simplify complex fractions having the addition/subtraction of more than one fractions in the numerator or/and in the denominator we first evaluate the numerator or/and the denominator...
Curated Video
GCSE Secondary Maths Age 13-17 - Algebra: Algebra - 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
GCSE Secondary Maths Age 13-17 - Algebra: Algebraic Proof - 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
GCSE Secondary Maths Age 13-17 - Algebra: Solving Equations 2 - 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
How to rewrite a logarithmic expression as one single logarithm
👉 Learn how to condense/expand logarithmic expressions. A logarithmic expression is an expression having logarithms in it. To condense logarithmic expressions means to use the logarithm laws to reduce logarithm expressions from the...
Brian McLogan
How to write a hyperbola in vertex form and determine the center, vertices and foci
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 foci and vertices write the equation of 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
Given a point lies on a hyperbola and two vertices, write the equation
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...
Curated Video
Introduction to Vectors, Magnitude, and Direction
The video is a presentation on the introduction to vectors. The presenter explains the concept of vector quantities, which have both magnitude and direction. They discuss the notation of vectors, including column vectors and position...
Virtually Passed
Method of joints example 1
Method of joints involves analyzing a free body diagram of an isolated joint and applying the sum of forces = 0. Step 1: Draw FBD of whole truss Step 2: Find reaction forces Step 3: Choose a joint to analyze and find internal forces of...
Brian McLogan
Subtracting a negative from a negative, -4 - (-4)
👉 You will learn how to add and subtract integers. We will work through adding and subtracting two integers up to multiple integers. We can look at adding and subtracting integers by looking at there values on a number line where there...
Curated Video
Calculating Price Elasticity of Demand and its Importance for Businesses.
This is a lecture video that explains how to use the formula for price elasticity of demand (PED) to calculate the PED for different goods in order to solve problems. The video starts by explaining the formula for PED and then...
Brian McLogan
Using angle bisectors and supplementary angles to solve for x - Free Math Videos
👉 Learn how to find the value of an unknown variable in the expressions representing the values of angles given the relationship between the angles. When given expressions representing the values of angles and the relationship between...
KnowMo
Rationalizing Denominators: How to Remove Roots from the Bottom of Fractions
This video is a lecture that explains how to rationalize denominators in mathematics. The video provides two methods for rationalizing denominators: multiplying the top and bottom of the fraction by the root (for simple square roots) or...
IDG TECHtalk
How to mitigate the Microsoft MSHTML remote code execution zero-day
A new zero-day vulnerability allows attackers to gain network access through Microsoft 365 documents. Here’s how to stop it.
Packt
CompTIA Network+ Certification N10-007: The Total Course - Introduction to Netstat
This video provides an introduction to the netstat command. This clip is from the chapter "Transmission Control Protocol/Internet Protocol TCP/IP Applications" of the series "CompTIA Network+ Certification N10-007: The Total Course".In...
Brian McLogan
Factor and use fundamental identities to simplify
👉 Learn how to simplify identities by factoring. Just like in normal algebraic expressions, trigonometric identities can be simplified by factoring out the GCFs from the terms of the identities, then common trigonometric identities like...
Brian McLogan
Solve an equation with double angle of cosine
👉 Learn how to use the double angle identities to solve trigonometric equations. When we have equations with a double angle we will apply the identities to create an equation that can help solve by inverse operations or factoring. We...
Brian McLogan
How to verify a trigonometric identity
👉 Learn how to verify trigonometric identities by expanding the trigonometric expressions. When the given trigonometric expressions involve multiplications with more than one term in parenthesis, we start by expanding the expressions...
Brian McLogan
How to use the ftc to evaluate the definite integral of a binomial square
👉 Learn how to evaluate the integral of a function. The integral, also called antiderivative, of a function, is the reverse process of differentiation. Integral of a function can be evaluated as indefinite integral or as a definite...