Question: this is a complex analysis question. i only need help with parts a and b. thank you Problem 5.6. Let z E C. (a) Prove

this is a complex analysis question. i only need help with parts a and b. thank you

Problem 5.6. Let z E C. (a) Prove that X |17| is single-valued if and only if Im z = 0. (b) Find a necessary and sufficient condition for 1:2 | to be single-valued. (c) (extra credit) Show by counterexample that the statement is false: 1 is single-valued if and only if Im z = 0

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