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Mathematics 8 Online
OpenStudy (anonymous):

find the mass of the wire that lies along the curve r and has density

OpenStudy (anonymous):

\[r(t)=(\sqrt{5}\div2(t^2-3)i+2tj,0let \le1\delta=5t\]

hero (hero):

Wow....MASS = mass.... Okay, you guys definitely have to fix this now...It's starting to effect students' questions....

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