This video explains how to solve quadratic equations either by factorizing or by using the quadratic formula. The instructor first describes how to factorize a quadratic equation using the sum and product method to convert it into double...

In the late 16th century, Tycho Brahe built an observatory on an island and collecting some of the most accurate data ever. He also lost his nose in a duel with a classmate -- over who was the better mathematician.

How often does technology interrupt us from what we really mean to be doing? At work and at play, we spend a startling amount of time distracted by pings and pop-ups -- instead of helping us spend our time well, it often feels like our...

MOT 1948: NORTHERN U.S. SMALL TOWN: WS Two story pitched roof house, child in jacket running on sidewalk FG. DRAMATIZATION: Middle-aged woman bringing hat to bride-to-be woman at vanity w/ mirror, reflection of younger woman putting on...

Kayla is trying to calculate the area of her rectangular garden. She knows the formula to calculate the area of a rectangle. Area equals the length multiplied by the width.

More than 10,000 people in central China’s Henan province have been evacuated as a result of record rainfall.

Ch5. Video 8 - LIFO Example

👉 Learn how to use the Rational Zero Test on Polynomial expression. Rational Zero Test or Rational Root test provide us with a list of all possible real Zeros in polynomial expression. Rational Zero Test can be helpful to find all the...

A Susie Story about the origin of the word: Definitely. Join Sir Linkalot and Lady Lexicographer for the best way to learn spelling and grammar!

This mini lesson is about relative clauses, defining and non defining. I will give you simple examples in order for you to understand it better. This lesson is for elementary students who wish to improve on their grammar, and even for...

👉 Learn how to graph absolute value equations when we have a value of b other than 1. B will affect our horizontal shift as well as horizontal stretch compress. We will do this by first identifying the axis of symmetry and using a table...

Quantum field theory is notoriously complicated, built from mind-bendingly abstract mathematics. But are the underlying rules of reality really so far from human intuition? Or are physicists just showing off? For better or worse, the...

William Ury, author of "Getting to Yes," offers an elegant, simple (but not easy) way to create agreement in even the most difficult situations -- from family conflict to, perhaps, the Middle East.

To figure out if an idea is as good as we think it is, we have to talk to our customers. We’ve said it over and over again. We have to ask them what they like, dislike, want, or need, and we want honest feedback about our product or...

👉Learn how to solve quadratic equations by factoring when a is equal to 1. A quadratic is an algebraic expression having 2 as the highest power of its variable(s). To factor an algebraic expression means to break it up into factors...

Did you know that your pronunciation and your IELTS listening scores are directly connected? They are! Today you'll find out how you can improve both scores at the same time, with one simple activity.

This video is a presentation on the equation of a circle. The presenter explains the general formula for the equation of a circle centered at the origin and at a particular point of AB. The video also covers how to calculate the radius...

Andy is a Director of MCL, a management consultancy which helps organisations with significant change management and leadership development issues.



Andy is a strategic thinking executive with an in-depth knowledge of the...

Doctors in Brazil are using tilapia skin to treat burn patients. The treatment, which is part of a clinical trial, is said to reduce healing time by several days.

A misunderstanding in a 1947 newspaper interview created a sci-fi icon Subscribe to our channel and turn on notifications (🔔) so you don't miss any videosf='http://goo.gl/0bsAjO' target='_blank' rel='nofollow'>videos Vox is an...

1. One of Sir Linkalot's favourite words to say. 2. The evolution of language. 3. A whistle-stop tour of the world.

👉Learn how to solve quadratic functions. Quadratic equations are equations whose highest power in the variable(s) is 2. They are of the form y = ax^2 + bx + c. There are various techniques which can be applied in solving quadratic...

La tecnología informática ha evolucionado a un ritmo vertiginoso durante las últimas décadas. Un ordenador cuya instalación requería, hace unos años, una sala completa, hoy cabe en la palma de la mano. ¿Cómo es posible que la...

👉Learn how to solve quadratic equations by factoring when a is equal to 1. A quadratic is an algebraic expression having 2 as the highest power of its variable(s). To factor an algebraic expression means to break it up into factors...