This document outlines techniques for integrating irrational and trigonometric functions. It discusses using trigonometric substitutions such as x=atanθ, x=asinθ, and x=asecθ for integrals involving radicals, and substitutions like x=asinh z or x=acosh z for certain radicals. Examples are provided. Exercises involve integrating functions with radicals like √x^2+a^2 and trigonometric functions like sin^5x using reduction formulas and trigonometric identities. Reduction formulas for integrals of trigonometric functions like tanx, secx, and cotx are also explored.