C is a closed path in the z-plane given by |z| = 3. The value of the i – McqOptions

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1.	C is a closed path in the z-plane given by \|z\| = 3. The value of the integral \(\mathop \oint \nolimits_C^\; \left( {\frac{{{z^2} - z + 4j}}{{z + 2j}}} \right)dz\) is
A.	-4π (1 + j2)
B.	4π (3 – j2)
C.	-4π (3 + j2)
D.	4π (1 – j2)
Answer» D. 4π (1 – j2)

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