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Debanjana adhikari Asked a Question
September 27, 2020 7:13 pmpts 30 pts
The pole of function f{z)=cotz at z=0 removable pole X Incorrectly marked simple pole Not marked essential singularity a a second order pole
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  • Prashant kumar
    It is a simple pole of function since the pole is a singular point at which function is not analytic and also unbound neighborhood of that point. And at z= π,2π .... function is no...
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  • Chandra dhawan thankyou
    see attachment
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  • Vaishnavi rajora thankyou
    see attached and read it properly
    • cropped1431697785.jpg
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    Vaishnavi rajora
    here q-p is less than 0 so this is simple pole of order 1 . if q-p will greater than to 0 then it will be removable singularity.