Welcome

Welcome to my ever-evolving blog. It started out as a blog on Beachbody workouts and products, mainly when I was a Beachbody coach. I no longer coach, not because I don't believe in Beachbody's programs (I subscribe to Beachbody on Demand and use their workouts every day), I am just not a salesperson and hated that aspect of it. I am more than willing to answer questions about my experiences with their products and the various workouts, and I feel freer to do so without the appearance of giving a biased review of something.

I have also started adding reviews for various things I have purchased like movies, books, CDs, and other products. This was brought about by a fight with Amazon in which all of my reviews were removed over a completely bullshit allegation that I posted a review that violated their terms of service. After going back and forth with the morons in the community-reviews department (even after they admitted that my posts did not violate their guidelines) they restored my account (which took them six months to do), but I have been posting my reviews on my blog to have them preserved in case something like that happens again. And here, I will post uncensored reviews so I will swear from time to time and post reviews that may be longer than Amazon's character limit. Everything I post here on any topic or product is my personal opinion, and I take no compensation for any product reviews I post. I am a member of Amazon's vine program and because I get those products for free, I keep those reviews on Amazon only, but everything I have purchased with my own money, whether from Amazon or some other store/website/outlet, I will post here.  

I also plan to do some longer blog posts on various topics, such as how to learn physics, how to get through calculus, and longer reviews of workout programs as I do them. Basically, whatever strikes me as interesting at the time.  As you can see if you navigate around the blog, I had many years in between postings. During that time I was going back to school to get an engineering degree, and learning material that I avoided my first time through college was a different experience and one that gave me a lot of insight into how to do well in those classes, which I will try to impart here for those who are looking to get a science or engineering degree. 

Friday, April 29, 2022

DVD/Study Aid Review: The Matrix Algebra Tutor: Linear Algebra

 



The title on Amazon tying this to Linear Algebra is a bit misleading. The cover of the DVD set saying it is a Matrix Algebra tutor is far more accurate. This material is what college students are often taught during a College Algebra class, usually about halfway to two-thirds of the way through the semester. It is the material that is often reviewed during the first couple of class sessions of a linear algebra course (which is often taken after calculus and in some schools in a class that combines linear algebra and differential equations into a single class) but is what students are mostly expected to already know by the time they get to that class.

This course introduces the concepts of Matrices, discusses adding and subtracting matrices, and then the various techniques used to "solve" the matrices, which are used throughout the higher-level science and engineering classes to solve systems of equations. It also discusses calculating the inverse of a Matrix and determinants of a Matrix, each of which is used over and over in engineering classes (at least in electrical engineering classes) when solving problems. So, getting a good handle on this material is critical if you plan on taking higher-level classes.

Jason teaches this material in the same style as his other tutor sets. He provides enough of the "explanatory" material that you need to understand the concept, and then goes through several problems, step-by-step, and explains each step of the process in detail. It is, however, just Jason standing in front of a whiteboard working out problems. It is not exciting or flashy, and obviously, you cannot interact with Jason during the lessons. So, you have to figure out if this fits your learning style. If you are a visual learner, then Jasson's material is some of the best out there.

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