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Mathematics 15 Online
OpenStudy (anonymous):

help with line integrals.. find ds.. x=t, y=t^2, z=t^3. I got sqrt(1+4t^2+9t^4)dt, but that looks a little absurd. certainly doesn't make for an easy line integral for the function 2x+9z=2t+9t^2. so, did i get it wrong? (please let me have gotten it wrong..)

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