Problem 3 Show that Vax(@' +1) V2 by integrating an appropriate brach of the multiple-valued function e log z f (2) = - 22 +1 2"+1 over the following two contours: 1. R 2. "keyhole" contour 7 + 7 + 23 + 7 given by ((8) - Red, its2x - 6, 72 (t) = tel( 30-D), EEtER, 73 (8) = ce . 650521 -6. 7 (t ) = tell, ESts R, with 6, c small and R large. 8 1 83 -R