Question: Find the unit tangent vector at the given value of t for the following parameterized curves. r(t) = (cos 2t, 4, 3 sin 2t), for

Find the unit tangent vector at the given value of t for the following parameterized curves.

r(t) = (cos 2t, 4, 3 sin 2t), for 0 ≤ t ≤ π; t = π/2

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