Partial Fractions

Express \displaystyle \frac{2x^{3}}{\left(1+x^{2}\right)\cdot\left(1-x\right)^{2}} in partial fractions.

Source: Porter, R.I. (1963). Further Elementary Analysis (2nd ed.). London: G. Bell & Sons. (Examples 16a, Question 24, p. 216)

Author: ascklee

Dr. Lee teaches at the Wee Kim Wee School of Communication and Information at the Nanyang Technological University in Singapore. He founded The Mathematics Digital Library in 2013.

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