Let C be the curve defined by r(t) = (2 cos t,t,3 sin t), where 0

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Q: If = Xy +yZ+そ %3D X = P4 y= LnCq-3P}),そ = っそ= Vq+ find ow や9 9=4 at

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Q: 2. Show that (a) S' = {z = a + bi E C|a, b € R, |2| = a² + b² = 1} is a subgroup of C*. %3D

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Q: 1- -In2 - cosh? () . 2 - cosh(Inx) dx

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