Completed
Introduction
Class Central Classrooms beta
YouTube playlists curated by Class Central.
Classroom Contents
Sum and Difference Identities for Sine and Tangent
Automatically move to the next video in the Classroom when playback concludes
- 1 Introduction
- 2 Formulas for sin(A + B) and sin(A - B)
- 3 Finding the exact value of sin 165°
- 4 Simplifying using difference identity for sine
- 5 Formulas for tan(A + B) and tan(A - B)
- 6 Finding the exact value of tan pi/12
- 7 Verifying a trigonometric identity with the sum identity for sine and cosine
- 8 Finding sin(θ + β), tan(θ + β) and the quadrant of θ + β
