Instructional Video0:55
Brian McLogan

How to graph a line by converting polar form to rectangular form

12th - Higher Ed
How to graph a line by converting polar form to rectangular form
Instructional Video2:59
Brian McLogan

Verifying an identity by applying the Pythagorean identities

12th - Higher Ed
👉 Learn how to verify Pythagoras trigonometric identities. A Pythagoras trigonometric identity is a trigonometric identity of the form sin^2 (x) + cos^2 (x) or any of its derivations. To verify trigonometric expression means to verify...
Instructional Video6:34
Brian McLogan

Verifying a trigonometric identity

12th - Higher Ed
👉 Learn how to verify trigonometric identities having rational expressions. To verify trigonometric expression means to verify that the term(s) on the left hand side of the equality sign is equal to the term(s) on the right hand side. To...
Instructional Video4:34
Brian McLogan

Simplifying a trigonometric expression by factoring out a GCF

12th - Higher Ed
👉 Learn how to simplify identities by factoring. Just like in normal algebraic expressions, trigonometric identities can be simplified by factoring out the GCFs from the terms of the identities, then common trigonometric identities like...
Instructional Video3:20
Brian McLogan

How to verify an identity by simplifying complex fractions

12th - Higher Ed
👉 Learn how to verify trigonometric identities having rational expressions. To verify trigonometric expression means to verify that the term(s) on the left hand side of the equality sign is equal to the term(s) on the right hand side. To...
Instructional Video4:17
Brian McLogan

Evaluate the six trig functions given an angle

12th - Higher Ed
Evaluate the six trig functions given an angle
Instructional Video4:00
Brian McLogan

How to find all of the solutions of an equation with secant

12th - Higher Ed
👉 Learn how to solve trigonometric equations. There are various methods that can be used to evaluate trigonometric identities, they include by factoring out the GCF and simplifying the factored equation. Another method is to use a...
Instructional Video1:52
Curated OER

Radius, Chord, Diameter, and Secant

9th - 12th
What do a secant, chord, diameter, and radius all have in common? They are all components or measurements of a circle! This clip quickly defines each of these terms using verbal, written, and diagram examples.