FernandesLD7351 FernandesLD7351 25-05-2023 Mathematics contestada Ex: J dz/z(z-2)^4 (2 isolated singular pr) J f(z) dz = 2πi Res f = 2πi bi (c) fI is analytic on Laurent series at 2: O < I z-2I < R2 =2 [infinity]Σn=0 an (z-zo) + [infinity]Σn=1 bn/(z-zo)^n = 1/z(z-2)^4