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Mathematics 21 Online
OpenStudy (anonymous):

A rod has length 7 meters. At a distance x meters from its left end, the density of the rod is given by δ(x) = 10x + 7 gm/m. Find the exact mass of the rod.

OpenStudy (anonymous):

do I integrate from 0 to 7

OpenStudy (anonymous):

Nevermind

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