The residues of a function f (z) = \frac{1}{ (z−4) (z + 1) ^{3}} are:

Correct Answer is : 1125and−1125

−\frac{1}{27}\:and−\frac{1}{125}

\frac{1}{125}\:and−\frac{1}{125}

−\frac{1}{27}\:and\frac{1}{5}

\frac{1}{125}\:and−\frac{1}{5}

GATE Electronics and Communications (EC) 2017 Shift 2 Solved Paper

Question : 14 of 65

Marks: +1, -0

The residues of a function

f (z) = \;{1}/{\;(z−4)\;\;(z\;+\;1)\;^{3}}

are:

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