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The closed-loop line integral 

$$\underset{\mid z \mid = 5}{\oint} \frac{z^3 + z^2 + 8}{z+2}dz$$

evaluated Counter-clockwise, is 

  1. $+8 j \pi$
  2. $-8 j \pi$
  3. $-4 j \pi$
  4. $+4 j \pi$
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