z-sin z Consider the function f (z) %3D z3 The Laurent series of f (z) around 0 is : 1 а) 3! ... - 5! 7! z* b) ... 7! 3! 1 1 c) 1 1 - ... 7! z* 1 1 5! z2 3! z 1 1 1 d) + 7! z4 -- - 3! z 5! z2

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