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Calculate the arc length of the indicated portion of the curve r(t). r(t) = 6√2 t^((3⁄2)...

Calculate the arc length of the indicated portion of the curve r(t).

r(t) = 6√2 t^((3⁄2) )i + (9t sin t)j + (9t cos t)k ; -3 ≤ t ≤ 7

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