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Question #fb4e0

1 Answer

Nov 9, 2017

$z-4ln(z+4)+C$

Explanation:

$int (z*dz)/(z+4)$

$=int ((z+4-4)*dz)/(z+4)$

$=int ((z+4)*dz)/(z+4)$ - $=int (4*dz)/(z+4)$

$=int dz$ - $int (4*dz)/(z+4)$

$=z-4ln(z+4)+C$

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