circular functions
A comprehensive journey through trigonometry, from foundational definitions to inverse functions and beyond.
Definitions
Foundational definitions for circular functions and trigonometry.
Graphs
Exploring transformations and properties of circular function graphs.
Identities
Building fluency with fundamental trigonometric relationships.
Reciprocal Functions
Exploring the reciprocal trigonometric functions.
Compound Angle Formulae
Discover the compound angle identities through geometric reasoning.
Inverse Functions — Definitions
Introducing arcsin, arccos, and arctan — careful definitions using graphs, with domains and ranges.
Inverse Functions — Composition
Identities and compositions of inverse circular functions, including sum formulas for arcsin, arccos, and arctan.
Inverse Functions — Differentials
Derivatives of arcsin, arccos, and arctan, with applications to integration.
Inverse Functions — Integrals
Integrals of arcsin, arccos, and arctan using geometric area arguments and integration by parts.
Inverse Functions — Extension
Graphs, domains, ranges, and derivatives of arcsec, arccosec, and arccot, together with compositions and identities involving these functions.