Partial Fraction Decomposition
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Many rational functions can be expressed as a sum of simpler fractions. For example, can be expressed as the sum . To find A and B, Heaviside's method can be used. First, multiply the original fraction by , cancel, and substitute 1 for : . Similarly,
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Contributed by: Ed Pegg Jr (March 2011)
Open content licensed under CC BY-NC-SA
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