Verify the Trigonometric Identity cos(x - pi/2) = sin(x)

In this video we verify the trigonometric identity cos(x - pi/2) = sin(x). To do this we use the difference identity for the cosine function. I hope this video helps someone who is learning trig. Useful Math Supplies https://amzn.to/3Y5TGcv My Recording Gear https://amzn.to/3BFvcxp (these are my affiliate links) **********Math, Physics, and Computer Science Books********** Epic Math Book List https://amzn.to/3F98vT1 Pre-algebra, Algebra, and Geometry https://amzn.to/3FdbwSn College Algebra, Precalculus, and Trigonometry https://amzn.to/3UKjvfb Probability and Statistics https://amzn.to/3FaaxCq Discrete Mathematics https://amzn.to/3P6jPE4 Proof Writing https://amzn.to/3XXukxo Calculus https://amzn.to/3iEH3F3 Differential Equations Books https://amzn.to/3Fac5wi Partial Differential Equations Books https://amzn.to/3uyk1SV Linear Algebra https://amzn.to/3VHiN3G Abstract Algebra Books https://amzn.to/3FzLZEr Real Analysis/Advanced Calculus https://amzn.to/3VIO4Ua Complex Analysis https://amzn.to/3P6kbuo Number Theory https://amzn.to/3UEm3vw Graph Theory https://amzn.to/3BfRd5m Topology https://amzn.to/3BiAGhe Graduate Level Books https://amzn.to/3uv1eIg Computer Science https://amzn.to/3Hh8kaU Physics https://amzn.to/3BhPCMp These are my affiliate links. As an Amazon Associate I earn from qualifying purchases. If you enjoyed this video please consider liking, sharing, and subscribing. Udemy Courses Via My Website: https://mathsorcerer.com Free Homework Help : https://mathsorcererforums.com/ My FaceBook Page:   / themathsorcerer   There are several ways that you can help support my channel:) Consider becoming a member of the channel:    / @themathsorcerer   My GoFundMe Page: https://www.gofundme.com/f/support-ma... My Patreon Page:   / themathsorcerer   Donate via PayPal: https://paypal.com/donate/?cmd=_s-xcl... ***********Udemy Courses(Please Use These Links If You Sign Up!)************ Abstract Algebra Course https://www.udemy.com/course/abstract... Advanced Calculus Course https://www.udemy.com/course/advanced... Calculus 1 Course https://www.udemy.com/course/calculus... Calculus 2 Course https://www.udemy.com/course/calculus... Calculus 3 Course https://www.udemy.com/course/calculus... Calculus 1 Lectures with Assignments and a Final Exam https://www.udemy.com/course/calculus... Calculus Integration Insanity https://www.udemy.com/course/calculus... Differential Equations Course https://www.udemy.com/course/differen... Differential Equations Lectures Course (Includes Assignments + Final Exam) https://www.udemy.com/course/differen... College Algebra Course https://www.udemy.com/course/college-... How to Write Proofs with Sets Course https://www.udemy.com/course/how-to-w... How to Write Proofs with Functions Course https://www.udemy.com/course/how-to-w... Trigonometry 1 Course https://www.udemy.com/course/trigonom... Trigonometry 2 Course https://www.udemy.com/course/trigonom... Statistics with StatCrunch Course https://www.udemy.com/course/statisti... Math Graduate Programs, Applying, Advice, Motivation https://www.udemy.com/course/math-gra... Daily Devotionals for Motivation with The Math Sorcerer https://www.udemy.com/course/daily-ma... Thank you:)