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This page provides a list of educational videos related to The Pythagorean Identity. You can also use this page to find sample questions, apps, worksheets, lessons , infographics and presentations related to The Pythagorean Identity.
Trigonometry: Prove the Pythagorean Identity
By Educator
Trigonometry: Prove the Pythagorean Identity
Manipulating trig expressions with pythagorean identities
By Khan Academy
Sal rewrites various trigonometric expressions using the Pythagorean identity and other trig identities.
Pythagorean Identity Proof Pt2: Trigonometry
By 123MrBee
YouTube presents Pythagorean Identity Proof Pt2: Trigonometry an educational video resources on math.
Examples using pythagorean identities to simplify trigonometric | Trigonometry | Khan Academy
By Khan Academy
Examples using pythagorean identities to simplify trigonometric | Trigonometry | Khan Academy
Pythagorean Identity Proof Pt1: Trigonometry Math Help
By 123MrBee
Youtube Presents Pythagorean Identity Proof Pt1: Trigonometry Math Help an educational video resources on math.
Pythagorean Identity Proof Pt4 Summary: Trigonometry Trig Math Help
By 123MrBee
Youtube Presents Pythagorean Identity Proof Pt4 Summary: Trigonometry Trig Math Help an educational video resources on math.
How to Easily Derive the Pythagorean Identities
By goetzmath
In this video, we get a concise explanation for where the Pythagorean identities come from, and how we can derive them on the fly. The subject of trigonometry demands that you memorize many facts, so you may feel overwhelmed. Don't memorize these identities! Instead, understand where they come from, and you'll likely save yourself some time and grief!
Manipulating trig expressions with pythagorean identities
By Khan Academy
Sal reviews all the different trigonometric angle addition identities: sin(a+b), sin(a-c), cos(a+b), cos(a-b), cos(2a), and sin(2a).
Trigonometric Substitution
By The Organic Chemistry Tutor
This calculus video tutorial provides a basic introduction into trigonometric substitution. It explains when to substitute x with sin, cos, or sec. It also explains how to perform a change of variables using u-substitution integration techniques and how to use right triangle trigonometry with sohcahtoa to convert back from angles in the form of theta to an x variable. There's plenty of examples and practice problems in this lesson.