Let f (z) = 470 = Q A = 2and B= 2 + 2Let C1 be the contour composed of the line segments O Aand AB (in this order). Let C2 denote the line segment OB Finally, let C3 denote the semicircular arc from Bto O. B C2 C1 A Part (a) Find dzand write it as a + ib C3 where a and b are real numbers. What is b-a?

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A: The detailed solution is given below Thank you

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