YouTube on MSN

Writing a vector in component form given a magnitude and direction

In this video series you will learn multiple math operations. I teach in front of a live classroom showing my students how to solve math problems step by step. My math tutorials should be used to ...
Hosted on MSN

Learn how to determine the angle between two vectors in component form

In this video playlist, I show you how to solve different math problems for Algebra, Geometry, Algebra 2, and Pre-Calculus. The video will provide you with math help using step-by-step instruction.
Scientific American

Are prime numbers hiding inside black holes?

Like physics, math has its own set of “fundamental particles”—the prime numbers, which can’t be broken down into smaller natural numbers. They can only be divided by themselves and 1. And in a new ...
digitalcameraworld

The new Sigma 15mm f/1.4 Contemporary is a lighter, more compact bright prime lens in E-Mount, X-Mount – and, YES, even Canon RF mount!

Sigma’s new bright ultra-wide prime for crop sensor cameras is drastically lighter than its predecessor – and it even comes in three different mounts. Unveiled on Tuesday, February 24, the Sigma 15mm ...
digitalcameraworld

The lens that sparked Sigma’s popular Art line has just been re-imagined. The Sigma 35mm f/1.4 DG II Art is a lighter, smaller take on the popular prime

When Sigma launched the DSLR-mount 35mm f/1.4 DG HSM Art, the move sparked the beginning of the brand’s popular Art line. Now, Sigma has re-imagined the lens that sparked the Art series revolution – ...