X2-2x-3-x3-A-x-B-x2-C-x3- A-B-C-

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Integration by Partial Fractions

x2+2x+3/x3=A/...

Question

$\frac{x^{2} + 2 x + 3}{x^{3}} = \frac{A}{x} + \frac{B}{x^{2}} + \frac{C}{x^{3}} \Rightarrow A + B - C =$

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Solution

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