Summary – Integration by Partial Fractions

Integration by partial fractions is a technique used to integrate rational functions. Rational functions are expressions in the form of a polynomial divided by another polynomial. The method of partial fractions breaks down a complicated rational function into simpler fractions that are easier to integrate.

The process involves decomposing the original rational function into a sum of simpler fractions. This decomposition is achieved by expressing the original function as a sum of fractions, where the denominators of these fractions are factors of the denominator of the original rational function.

Integration by Partial Fractions

Integration by Partial Fractions is one of the methods of integration, which is used to find the integral of the rational functions. In Partial Fraction decomposition, an improper-looking rational function is decomposed into the sum of various proper rational functions.

If f(x) and g(x) are polynomial functions such functions. that g(x) ≠ 0 then f(x)/g(x) is called Rational Functions. If degree f(x) < degree g(x) then f(x)/g(x) is called a proper rational function. If degree f(x) < degree g(x) then f(x)/g(x) is called an improper rational function. In this article, we will learn about the methods of Integration by Partial Fractions with detailed solved examples.

Table of Content

  • Method of Integration by Partial Fractions
  • Integration by Partial Fraction Method
  • How to Integrate using Partial Fractions?
  • Integration by Partial Fractions Examples
  • Integration by Partial Fractions Practice Problems
  • Summary – Integration by Partial Fractions

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Method of Integration by Partial Fractions

Integration by Partial Fractions is a method for decomposing any improper or complex proper rational function into a sum of at least two proper rational functions. In other words, in this method, we decompose complex hard to integrate rational functions into simple easy to integrate rational functions....

Integration by Partial Fraction Method

To evaluate the integral ∫[p(x)/q(x)] dx where p(x)/q(x) is in a proper rational fraction, we can factorize the denominator i.e., q(x) then using the following rational fraction cases we can write the integrand in a form of the sum of simpler rational functions including constant A, B, C, etc. Then values of  A, B, C, etc. can be obtained using various methods of algebra....

How to Integrate using Partial Fractions?

To integrate any rational function using Partial Fractions, we need to follow the following steps:...

Integration by Partial Fractions Examples

Example 1: Evaluate ∫(x – 1)/(x + 1)(x – 2) dx?...

Integration by Partial Fractions Practice Problems

Solve these Integrals using integration by Partial Fractions:...

Summary – Integration by Partial Fractions

Integration by partial fractions is a technique used to integrate rational functions. Rational functions are expressions in the form of a polynomial divided by another polynomial. The method of partial fractions breaks down a complicated rational function into simpler fractions that are easier to integrate....

FAQs on Integration by Partial Fractions

What is Integration by Partial Fractions?...