Limits, derivatives, applications of derivatives, and integration.
Prerequisite algebra, precalculus, and trigonometry that calculus assumes, plus the front-matter review of Calculus I.
Logarithms defined as integrals, separable differential equations with exponential growth and decay, and hyperbolic functions. Fuller differential-equations topics appear in the Calculus II chapter.
A study-with-me series compiling review and summary videos across Calculus I, offered as a playlist.