i. Let Cr be a contour lying inside C, parametrised by y : [0, 2π] → C, y(t) = zo + r exp(it) where r > 0. Explain why ii. Show that √ f(z) √(F(2) 2- 20 f(z) - Zo dz = Cr dz – 2πif (zo) = = f(z) 2- 20 Cr d dz. f(z) - f(zo) 2- 20 dz.

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Q: 7. For the vector-valued function √t-1 ln(2t - 1) t² - 1 r(t) = (VI- t-1 2 COS πt rt), (t (t = 1):…

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Q: Evaluate S (xy + x + 2) ds along the curve r(t) = 2ti + tj + (3 - 2t)k, Osts 1.

A: