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January 2, 2020 10:49 am 15 pts
Let C be the circle of radius r/4, centered at z = in the complex z-plane that is traversed counter-clockwise. The value of the contour integral f in 4 dz is Q.7 (1) 0 (2) (3) (4) 4 options 1.1 2.2 3.3 4. 4