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$C$ is a closed path in the $z$-plane given by $\mid z \mid = 3.$ The value of the integral $\displaystyle{}\oint_{C}\bigg(\dfrac{z^{2}-z+4j}{z+2j}\bigg)dz$ is

  1. $-4\pi(1+j2)$
  2. $4\pi(3-j2)$
  3. $-4\pi(3+j2)$
  4. $4\pi(1-j2)$
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