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2. Let T (t) = 4(sint - tcost)i + 4(cost + taint)j + (24?)k, >0. Find (a) T'(t) (b) [7(1)1 (c) The unit tangent vector

2. Let T (t) = 4(sint - tcost)i + 4(cost + taint)j + (24?)k, >0. Find (a) T'(t) (b) [7(1)1 (c) The unit tangent vector T (t).(d) k(t), the curvature of T. (c) N(t). (f) B(t)

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