Law of Cosines

BAM!!!, Mr. Tarrou. We just got done learning Law of Sines and now we are going to learn another law that allows you to work oblique triangles or non-right triangles.…

Why the World’s Best Mathematicians Are Hoarding Chalk

(upbeat music) - The legend around this chalk is that it's impossible to write a false theorem. - I assume the special ingredient was angel tears. - Mathematicians from all…

Change of basis | Essence of linear algebra, chapter 13

If I have a vector sitting here in 2D space we have a standard way to describe it with coordinates. In this case, the vector has coordinates , which means…

The unexpected math behind Van Gogh’s “Starry Night” – Natalya St. Clair

One of the most remarkable aspects of the human brain is its ability to recognize patterns and describe them. Among the hardest patterns we've tried to understand is the concept…

The Distributive Property In Arithmetic

Hi, I’m Rob. Welcome to Math Antics! In this video, we’re going to talk about a really important math concept called “The Distributive Property”. Well… at least that’s what it’s…

Solving Compound Interest Problems PLEASE READ DESCRIPTION:)

HELLO, Mr. Tarrou Now, if you are watching many of my lessons you would know if any day I should be wearing a money shirt it would be a day…

Fourier Series Part 1

What if we were charged with the task of modeling this function mathematically? So we see that this function is periodic and that it's a step function So that comes…

Algebra 37 – Solving Systems of Equations by Elimination

Hello. I'm Professor Von Schmohawk and welcome to Why U. In the last lecture we saw how systems of two linear equations in two variables could be solved to find…

Math Antics – Types of Fractions

Now that you know that fractions are special numbers written like division problems, we’re going to learn about some different types of fractions, and where they’re located on the number…