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OpenStudy (anonymous):
calc 3 help find an arc length parametrization of the curve r(t)=<(e^t)cost, (-e^t)sint>, from t=o\0 to t=pi/2, which has the same orientation and has r(0) as the reference point. getting stuck on the point after integration and solving for t
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OpenStudy (anonymous):
after integration, I got e^(2t) bounded by 0 to pi/2 then I solved for t, which I got lnS/2
OpenStudy (anonymous):
wait, I forgot the sqrt during my integration
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