# Integration

Integral x-1, divided by x to the 3rd + x squared to dx.

x-1

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X to the 3rd + X to the 2nd ( all dx)

https://brainmass.com/math/integrals/integration-polynomial-fractions-7486

#### Solution Preview

let F(x) =(x-1)/(x^3 +x^2) = (x-1)/{x^2(x+1)}

= [A/(x+1)] + [B/x] + [C/x^2] => Partial fraction

cross multiply:

=>x-1 = ...

#### Solution Summary

This shows how to integrate a polynomial fraction. A polynomial squared function is examined.

$2.19