Question: 12. Let z = 13 + 7/ and w = 3(cos(1.43) + isin(1.43)). (6 points) a. Convert z to polar form. b. Calculate zw using

12. Let z = 13 + 7/ and w = 3(cos(1.43) + isin(1.43)). (6 points) a. Convert z to polar form. b. Calculate zw using De Moivre's theorem. EIN c. Calculate W using De Moivre's theorem

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