Evaluate The Contour integral ising the pariametric rapresentalim for C f(2) = 2²-1 where cUve cis. %3D (a) The Semicireulay Z e 2é (0 Eoex) 16) The Semiciycular 2- 28° (x4B L25). c) The Circle Z 2ể° (04 OE 2x).

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