# Helicoid Integral

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Evaluate ∫∫S √(1 + x^2 + y^2) dS where S is the helicoid: r(u,v) = u cos(v)i + u sin(v) j + vk , with 0 ≤ u ≤ 3, 0 ≤ v ≤ 2pi.

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#### Solution Summary

A helicoid integral is evaluated. The solution is detailed and well presented.

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