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July 4, 2020 12:58 pm 30 pts
I need explanation for this problem and how to consider Z value
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• Nargis sultana
here make tge numerator 0 and find tge value of z ..here z+1=0 thus z=-1 is the pole...now as there is power 4 thus the order of the pole is 4 ..then apply formula to find residue.