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Mathematics, 06.01.2021 20:10 salllllllllll

For a submarine cable, the range of signalling is governed by the function f(r) = r^2 ln⁡(1/r)

where 0
Find df/dr.

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For a submarine cable, the range of signalling is governed by the function f(r) = r^2 ln⁡(1/r)

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