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Evaluate oint text c frac 1 left( text z - 1...

This question belongs to Engineering Maths Complex Variable
Complex Variable
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Evaluate $$\oint_{\text{c}} {\frac{1}{{{{\left( {{\text{z}} - 1} \right)}^3} \cdot \left( {{\text{z}} - 3} \right)}}{\text{dz}}} $$     where c is the rectangular region defined by x = 0, x = 4, y = -1 and y = 1

Answer & Solution
Correct Answer: Option B
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