How do you simplify trigonometric expressions using trigonometric identities?

How do you simplify trigonometric expressions using trigonometric identities?

https://www.youtube.com/watch?v=kcIyH-UHJxM

How do you simplify trigonometric expressions in terms of sine and cosine?

https://www.youtube.com/watch?v=tVUOq6pokCg

How do you simplify trig functions with exponents?

- Apply the power-reducing formula to the trig function. First, realize that sin4 x = (sin2 x)2. ... - FOIL the numerator. - Apply the power-reducing formula again (if necessary). ... - Simplify to get your result.

How do you simplify trigonometric expressions?

https://www.youtube.com/watch?v=oHOeJr11How