[ Ссылка ] 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 review previous lessons, complete your homework, or study for a test.
||v|| = 7/2; θ = 150 degrees
![](https://i.ytimg.com/vi/Rm-Lcw1BVjc/maxresdefault.jpg)