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\textbf{Math 225: Calculus III}
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\textbf{Quiz 3}\quad \textsl{September 19, 2002}
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1. Find parametric equations for the line tangent to the curve\newline
$\r(t) = \cos(t)\i + \sin(t)\j  + t\k$ at the point corresponding
to $t=\pi$.

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2. Find the length of the curve $\r(t) = t \i + \frac{2 \sqrt{2}}{3}
t^{3/2} \j + \frac{1}{2} t^2 \k$, $0 \le t \le 1$.

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