Lectures related to Tangent and Cotangent Functions

Explores integration by substitution with proofs and examples on anti-derivatives and function equivalence.

Demonstrates the practical application of theorems in calculus through two clever examples.

Discusses local extrema of functions in two variables around the point (0,0).

Explores limits, continuity, and uniform continuity in functions, including properties at specific points and closed intervals.

Covers advanced optimization methods using Lagrange multipliers to find extrema of functions subject to constraints.

Explores the definition, properties, and geometric interpretations of tangent and cotangent functions in trigonometry.