Trigonometry: The (1+tanx+cotx+1)² Square Animation (Rare Combination) Equations Proven: 1+tan²x=sec²x 1+cot²x=cosec²x sec²x+cosec²x=(tanx+cotx)² This video was created by: https://www.twitter.com/tiago_hands For more mathematics content, check out: https://www.threads.net/@mathematics.proofs https://www.instagram.com/mathematics.proofs Thanks for watching this video and make sure you have subscribed if you want to see more videos like this! ... https://www.youtube.com/watch?v=6ClfpY-7xHk

In this video I explain what the mean deviation is and how to get it. This video may be useful to statisticians, engineers, investors or anyone that needs to deal with large sets of data. If this video has been useful to you, do not forget to subscribe to my Youtube channel if you haven't already done so. There's more work coming up. To follow me on social media, visit: Tiago Hands: https://www.instagram.com/tiago_hands Mathematics Proofs (Instagram): https://www.instagram.com/mathematics.proofs Video Credits (Images are free for commercial use, under Pixabay): Thumbnail: By Ulrike Leone from Pixabay Bars Image: By Deedster from Pixabay Character with Tie: By Qualityrendersmicrostock from Pixabay Article written by Tiago Hands. ... https://www.youtube.com/watch?v=T8VcdpfP7NU