Integration by Parts https://www.youtube.com/watch?v=bLhxQIdbWW8(1) When integrand involves more than one type of functions: We may solve such integrals by a rule which is known as integration by parts. We know that,i.e., the integral of the product of two functions = (First function) × (Integral of second function) – Integral of {(Differentiation of first function) … [Read more...] about Integration by Parts