MIT 18.02 Multivariable Calculus, Fall 2007 18 Online
OpenStudy (eyust707):

What does the value actually represent when you integrate a curve, r(t), in 3 space. I know how to do it... but what am i solving for? For example $\int\limits_{a}^{b} f(r(t)) dt$

OpenStudy (sriram):

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