Let f (z) = (z2+1)(z²-4z+3) and I = P.V. f)G-t843) dx. (x² +1)(x²-4x+3) 2-i Given Res f(z)|z=i = and Res f(z)lz=1 = -0.25. Then 20 None of these Res f(z)|z=3 = 0 and I = 5 the above holds Res f(z)|z=3 = and I = 10 the above holds 1 Res f(z)|z=3 20 and I %3D 10 the above holds I=0 ||

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