Curated Video
CISSP®- The CIA Triad - Part 1 - Confidentiality, Integrity, and Availability
This is the first part of a two-part video that explains the CIA triad. This clip is from the chapter "Certified Information Systems Security Professional CISSP Domain 1 - Security and Risk Management" of the series "CISSP® Certification...
The March of Time
Police emergency drama
MOT 1946: NEW YORK POLICE EMERGENCY: DRAMATIZATION: EXT MS Man running frantically up to policeman on street. WS Officer & man running to call box. MS Officer at call box '...send an ambulance... child birth case...'
Curated Video
Solve Word Problems by Doing Dilations
In this video, the teacher explains how to use a photographic enlarger to create a print from a negative while maintaining proper proportions. The lesson also covers solving word problems involving dilations using different scale factors.
Curated Video
Adding and Subtracting Rational Numbers
Using the commutative and associative property of addition to add and subtract rational numbers.
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...
Let's Tute
Real Numbers Introduction
In this video of Algebra, Real Numbers System and its Properties of Class 10 Mathematics is about Integers, Whole Numbers, Prime Numbers, composite Numbers, Rational Numbers, Irrational Numbers, etc.
Curated Video
I WONDER - How Many Types Of Triangle Are There?
This video is answering the question of how many types of triangle are there.
Curated Video
Sislin Fay Allen: the First Black Policewoman in the United Kingdom
Although not much is known about her early life, in her 20s, Faye Allen worked at the Queen's Hospital, Croydon as a state registered nurse. During one of her lunch breaks, Allen saw a recruitment advertisement for male and female police...
Curated Video
Solving Linear Equations with Rational Numbers: Examples with Integers
In this lesson, students will learn how to solve linear equations with rational numbers by using examples with integers. They will understand that equations can have different numbers of solutions and will be able to identify whether an...
Curated Video
Using the Commutative and Associative Properties to Solve Multiplication Problems
In this video, the teacher explains how to use the commutative and associative properties to transform multiplication expressions. They provide step-by-step examples using rational numbers, fractions, and decimals to demonstrate the...
Curated Video
Expanding Linear Expressions with Rational Coefficients
In this video, we learn how to expand linear expressions with multiplication, addition, and subtraction. We explore the concept of rational coefficients and the importance of combining like terms. The properties of real numbers, such as...
Curated Video
Identify an Irrational Number on a Number Line
In this short video we will answer a standardized math test question where we are asked to identify an irrational number on a number line. We will first write each numerical value on the number line with a equivalent square root value....
Brian McLogan
Evaluate the square root of a perfect square rational number ex 8, root(64/196)
👉 Learn how to find the square root of rational numbers. To find the square root of a rational number, we first express the rational number as the square root of the numerator divided by the square root of the denominator and simplify....
Let's Tute
Operations on Real Numbers: Addition and Subtraction
The video is a lesson on rational and irrational numbers and their mathematical operations. The teacher explains the difference between rational and irrational numbers and how they can be added and subtracted. The lesson includes...
Brian McLogan
How do we simplify rational expressions
Learn about simplifying rational expressions. A rational expression is an expression in the form of a fraction. To simplify a rational expression is to put the expression in a simplified form i.e. cancel out common factors, etc. When...
Brian McLogan
Multiplication of Complex Numbers
In this video series I show you how to multiply complex numbers. Multiplication of complex numbers is similar to multiplication of polynomials as we need to only multiply coefficients by coefficients and our imaginary terms together. We...
Brian McLogan
What do I have to know to multiply and divide rational expressions
Learn how to multiply/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 multiply two fractions, we multiply the numerators...
Brian McLogan
Adding complex rational expressions and simplifying the answer
In this video series I will show you how to add and subtract rational expressions. When adding and subtracting fractions it is important for us only to combine terms when they have the same denominator. This holds true for rational...
Curated Video
Learn and Master C Programming - If...else...Code Example: Checking high blood pressure readings
The author shows you an example that uses several if...else statements and also how to nest if statements using a blood pressure reader function that takes two numbers and gives you back your result as string. This clip is from the...
Curated Video
Exploring Sets of Numbers: Closed and Open Systems
In this video, we explore the concept of closed and open sets of numbers. We learn that a set is closed under an operation if applying that operation to any two members of the set always results in a member of the set. We also discover...
Brian McLogan
Solving a rational equation with two solutions
👉 Learn how to solve rational equations. A rational expression is an expression in the form of a fraction where the numerator and/or the denominator are/is an algebraic expression. There are many ways to solve rational equations, one of...
Brian McLogan
Learn how to rationalize the denominator with a radical in numerator and denominator
👉 Learn how to find the square root of rational numbers. To find the square root of a rational number, we first express the rational number as the square root of the numerator divided by the square root of the denominator and simplify....