Chapter 5: Equations and Identities

5

• $$\mathbf{\text{Algebra with Trigonometric Ratios}}$$
• $\mathbf{\text{Solving Equations}}$
• $\mathbf{\text{Trigonometric Identities}}$

Trigonometry by Katherine Yoshiwara (yoshiwarabooks.org), GNU Free Documentation License 1.2 or later. Adapted for the XYZ HTML edition with the authors' permission (recorded 2026-07-04). License: GFDL-1.2-or-later.