Brian McLogan
Learn how to subtract two quadratic expressions from one another
👉 Learn how to add and subtract polynomials by either using the vertical or horizontal method.
Brian McLogan
How to use long division to divide two polynomials
👉 Learn how to divide polynomials by quadratic divisors using the long division algorithm. Before dividing a polynomial, it is usually important to arrange the divisor in the descending order of powers of the variable(s). To divide a...
Curated Video
Java Programming for Complete Beginners - Java 16 - Step 07 - Understanding Inheritance - Why Do We Need It?
In this session, we will understand inheritance - why we need it. This clip is from the chapter "Object-Oriented Programming Again" of the series "Java Programming for Complete Beginners - Java 16".In this section, we will revert to OOP...
Brian McLogan
Algebra 2 - Tutoring Algebra 2 Adding and subtracting complex numbers (-2+5i) + (1-7i)
In this video tutorial I will show you how to add and subtract complex numbers. When combining complex numbers it is important for us to understand that we must have like terms. We then add and subtract in either the horizontal or...
Brian McLogan
What is the identity property of addition
In this video series explain the properties of real numbers. When working with numbers in mathematics it is very important to understand the properties of real numbers because knowing the properties tells us what we are allowed to do...
Brian McLogan
Dividing two polynomials by using synthetic division
👉 Learn about dividing by synthetic division. Synthetic division is a method of dividing polynomials by linear expressions. To divide using synthetic division, we equate the divisor to 0 and then solve for the variable, the solution for...
Brian McLogan
Calculating the compound interest of an investment
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
Using the Associative Property of Multiplication with Rational Numbers
In this video, the teacher explains how to rewrite multiplication problems with rational numbers using the associative property of multiplication. They review the order of operations and explain how to perform operations inside grouping...
IDG TECHtalk
Guide to key Windows 10 event logs you need to monitor
These are the event logs that will help you identify malicious activity on your network.
Curated Video
Django3- Course Introduction
This video gives you a quick introduction to the course. This clip is from the chapter "Introduction" of the series "Django 3 - Full Stack Websites with Python Web Development".In this section, we will take a quick introduction to the...
Brian McLogan
Solve y using cross multiplication - literal equation
👉 Learn how to solve literal equations. A literal equation is an equation where the unknown values are represented by variables. To solve a literal equation means to make one of the variables the subject of the formula. When the literal...
Brian McLogan
Fraction concept with rectangular wholes - learn math online - help me with math
👉 Learn how to understand the concept of fractions using parts of a whole. Fractions are parts of a whole and this concept can be illustrated using bars and circles. This concept can also be extended to understand equivalent fractions....
Brian McLogan
Evaluate using the sum formula of two angles of cosine
👉 Learn how to evaluate the cosine of an angle in radians using the sum/difference formulas. To do this, we first express the given angle as a sum or a difference of two (easy to evaluate) angles, then we use the unit circle and the...
Brian McLogan
Simplify an expression using rules of exponents when the denominator has negative exponent
👉 Learn how to simplify expressions using the power rule and the negative exponent rule of exponents. When several terms of an expression is raised to an exponent outside the parenthesis, the exponent is distributed over the individual...
Brian McLogan
Simplify an expression using power to product and power to quotient rule
👉 Learn how to simplify expressions using the power rule of exponents. When several terms of an expression is raised to an exponent outside the parenthesis, the exponent is distributed over the individual terms in the expression and the...
Brian McLogan
Learn how to subtract two functions
👉 Learn how to add or subtract two functions. Given two functions, say f(x) and g(x), to add (f+g)(x) or f(x) + g(x) or to subtract (f - g)(x) or f(x) - g(x) the two functions we use the method of adding/subtracting algebraic expressions...
Brian McLogan
Adding two polynomials with multiple terms
👉 Learn how to add polynomials. To add polynomials, we first simplify the polynomials by removing all brackets. Then, we combine like terms. Like terms are terms that share the same base and power for each variable. When you have...
Brian McLogan
Math tutorial for writing the explicit formula of a sequence
👉 Learn how to write the explicit formula for 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...
Curated Video
The Complete Beginners Guide to Arduino - 2021 - Mathematical Operators
Most programs will require you to manipulate data in some way and this lecture explains the different types of mathematical operators you can use to calculate your desired results. This clip is from the chapter "Programming Fundamentals"...
Brian McLogan
Master Graphing Horizontal and Vertical Lines
Master Graphing Horizontal and Vertical Lines
Brian McLogan
Using factoring to divide two rational expression
Learn how to divide rational expressions. A rational expression is an expression in the form of a fraction, usually having variable(s) in the denominator. Recall that to divide by a fraction, we multiply by the reciprocal of the...
Brian McLogan
Determine the rule of the sum using sigma sum notation
👉 Learn how to find the geometric sum of a series. A series is the sum of the terms of a sequence. A geometric series is the sum of the terms of a geometric sequence. The formula for the sum of n terms of a geometric sequence is given by...